19846771840

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{8011}}^1$

素因数の和:8123

約数の個数: 192

約数和(自身を含む): 55898121600

約数和(自身を除く): 36051349760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 128, 140, 158, 160, 196, 224, 245, 280, 316, 320, 392, 395, 448, 490, 553, 560, 632, 640, 784, 790, 896, 980, 1106, 1120, 1264, 1568, 1580, 1960, 2212, 2240, 2528, 2765, 3136, 3160, 3871, 3920, 4424, 4480, 5056, 5530, 6272, 6320, 7742, 7840, 8011, 8848, 10112, 11060, 12640, 15484, 15680, 16022, 17696, 19355, 22120, 25280, 30968, 31360, 32044, 35392, 38710, 40055, 44240, 50560, 56077, 61936, 64088, 70784, 77420, 80110, 88480, 112154, 123872, 128176, 154840, 160220, 176960, 224308, 247744, 256352, 280385, 309680, 320440, 353920, 392539, 448616, 495488, 512704, 560770, 619360, 632869, 640880, 785078, 897232, 1025408, 1121540, 1238720, 1265738, 1281760, 1570156, 1794464, 1962695, 2243080, 2477440, 2531476, 2563520, 3140312, 3164345, 3588928, 3925390, 4430083, 4486160, 5062952, 5127040, 6280624, 6328690, 7177856, 7850780, 8860166, 8972320, 10125904, 12561248, 12657380, 15701560, 17720332, 17944640, 20251808, 22150415, 25122496, 25314760, 31010581, 31403120, 35440664, 35889280, 40503616, 44300830, 50244992, 50629520, 62021162, 62806240, 70881328, 81007232, 88601660, 101259040, 124042324, 125612480, 141762656, 155052905, 177203320, 202518080, 248084648, 251224960, 283525312, 310105810, 354406640, 405036160, 496169296, 567050624, 620211620, 708813280, 992338592, 1240423240, 1417626560, 1984677184, 2480846480, 2835253120, 3969354368, 4961692960, 9923385920, 19846771840]

約数ペア:

[(1, 19846771840), (2, 9923385920), (4, 4961692960), (5, 3969354368), (7, 2835253120), (8, 2480846480), (10, 1984677184), (14, 1417626560), (16, 1240423240), (20, 992338592), (28, 708813280), (32, 620211620), (35, 567050624), (40, 496169296), (49, 405036160), (56, 354406640), (64, 310105810), (70, 283525312), (79, 251224960), (80, 248084648), (98, 202518080), (112, 177203320), (128, 155052905), (140, 141762656), (158, 125612480), (160, 124042324), (196, 101259040), (224, 88601660), (245, 81007232), (280, 70881328), (316, 62806240), (320, 62021162), (392, 50629520), (395, 50244992), (448, 44300830), (490, 40503616), (553, 35889280), (560, 35440664), (632, 31403120), (640, 31010581), (784, 25314760), (790, 25122496), (896, 22150415), (980, 20251808), (1106, 17944640), (1120, 17720332), (1264, 15701560), (1568, 12657380), (1580, 12561248), (1960, 10125904), (2212, 8972320), (2240, 8860166), (2528, 7850780), (2765, 7177856), (3136, 6328690), (3160, 6280624), (3871, 5127040), (3920, 5062952), (4424, 4486160), (4480, 4430083), (5056, 3925390), (5530, 3588928), (6272, 3164345), (6320, 3140312), (7742, 2563520), (7840, 2531476), (8011, 2477440), (8848, 2243080), (10112, 1962695), (11060, 1794464), (12640, 1570156), (15484, 1281760), (15680, 1265738), (16022, 1238720), (17696, 1121540), (19355, 1025408), (22120, 897232), (25280, 785078), (30968, 640880), (31360, 632869), (32044, 619360), (35392, 560770), (38710, 512704), (40055, 495488), (44240, 448616), (50560, 392539), (56077, 353920), (61936, 320440), (64088, 309680), (70784, 280385), (77420, 256352), (80110, 247744), (88480, 224308), (112154, 176960), (123872, 160220), (128176, 154840)]