2488339840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7920

約数の個数: 128

約数和(自身を含む): 6895134720

約数和(自身を除く): 4406794880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 640, 710, 896, 994, 1120, 1136, 1420, 1988, 2240, 2272, 2485, 2840, 3976, 4480, 4544, 4970, 5680, 7823, 7952, 9088, 9940, 11360, 15646, 15904, 19880, 22720, 31292, 31808, 39115, 39760, 45440, 54761, 62584, 63616, 78230, 79520, 109522, 125168, 156460, 159040, 219044, 250336, 273805, 312920, 318080, 438088, 500672, 547610, 555433, 625840, 876176, 1001344, 1095220, 1110866, 1251680, 1752352, 2190440, 2221732, 2503360, 2777165, 3504704, 3888031, 4380880, 4443464, 5006720, 5554330, 7009408, 7776062, 8761760, 8886928, 11108660, 15552124, 17523520, 17773856, 19440155, 22217320, 31104248, 35047040, 35547712, 38880310, 44434640, 62208496, 71095424, 77760620, 88869280, 124416992, 155521240, 177738560, 248833984, 311042480, 355477120, 497667968, 622084960, 1244169920, 2488339840]

約数ペア:

[(1, 2488339840), (2, 1244169920), (4, 622084960), (5, 497667968), (7, 355477120), (8, 311042480), (10, 248833984), (14, 177738560), (16, 155521240), (20, 124416992), (28, 88869280), (32, 77760620), (35, 71095424), (40, 62208496), (56, 44434640), (64, 38880310), (70, 35547712), (71, 35047040), (80, 31104248), (112, 22217320), (128, 19440155), (140, 17773856), (142, 17523520), (160, 15552124), (224, 11108660), (280, 8886928), (284, 8761760), (320, 7776062), (355, 7009408), (448, 5554330), (497, 5006720), (560, 4443464), (568, 4380880), (640, 3888031), (710, 3504704), (896, 2777165), (994, 2503360), (1120, 2221732), (1136, 2190440), (1420, 1752352), (1988, 1251680), (2240, 1110866), (2272, 1095220), (2485, 1001344), (2840, 876176), (3976, 625840), (4480, 555433), (4544, 547610), (4970, 500672), (5680, 438088), (7823, 318080), (7952, 312920), (9088, 273805), (9940, 250336), (11360, 219044), (15646, 159040), (15904, 156460), (19880, 125168), (22720, 109522), (31292, 79520), (31808, 78230), (39115, 63616), (39760, 62584), (45440, 54761)]