2808659840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13339}}^1$

素因数の和:13412

約数の個数: 128

約数和(自身を含む): 7837516800

約数和(自身を除く): 5028856960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 128, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 640, 658, 752, 896, 940, 1120, 1316, 1504, 1645, 1880, 2240, 2632, 3008, 3290, 3760, 4480, 5264, 6016, 6580, 7520, 10528, 13160, 13339, 15040, 21056, 26320, 26678, 30080, 42112, 52640, 53356, 66695, 93373, 105280, 106712, 133390, 186746, 210560, 213424, 266780, 373492, 426848, 466865, 533560, 626933, 746984, 853696, 933730, 1067120, 1253866, 1493968, 1707392, 1867460, 2134240, 2507732, 2987936, 3134665, 3734920, 4268480, 4388531, 5015464, 5975872, 6269330, 7469840, 8536960, 8777062, 10030928, 11951744, 12538660, 14939680, 17554124, 20061856, 21942655, 25077320, 29879360, 35108248, 40123712, 43885310, 50154640, 59758720, 70216496, 80247424, 87770620, 100309280, 140432992, 175541240, 200618560, 280865984, 351082480, 401237120, 561731968, 702164960, 1404329920, 2808659840]

約数ペア:

[(1, 2808659840), (2, 1404329920), (4, 702164960), (5, 561731968), (7, 401237120), (8, 351082480), (10, 280865984), (14, 200618560), (16, 175541240), (20, 140432992), (28, 100309280), (32, 87770620), (35, 80247424), (40, 70216496), (47, 59758720), (56, 50154640), (64, 43885310), (70, 40123712), (80, 35108248), (94, 29879360), (112, 25077320), (128, 21942655), (140, 20061856), (160, 17554124), (188, 14939680), (224, 12538660), (235, 11951744), (280, 10030928), (320, 8777062), (329, 8536960), (376, 7469840), (448, 6269330), (470, 5975872), (560, 5015464), (640, 4388531), (658, 4268480), (752, 3734920), (896, 3134665), (940, 2987936), (1120, 2507732), (1316, 2134240), (1504, 1867460), (1645, 1707392), (1880, 1493968), (2240, 1253866), (2632, 1067120), (3008, 933730), (3290, 853696), (3760, 746984), (4480, 626933), (5264, 533560), (6016, 466865), (6580, 426848), (7520, 373492), (10528, 266780), (13160, 213424), (13339, 210560), (15040, 186746), (21056, 133390), (26320, 106712), (26678, 105280), (30080, 93373), (42112, 66695), (52640, 53356)]