1372787840

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30211}}^1$

素因数の和:30301

約数の個数: 64

約数和(自身を含む): 3328153920

約数和(自身を除く): 1955366080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 22720, 30211, 45440, 60422, 120844, 151055, 241688, 302110, 483376, 604220, 966752, 1208440, 1933504, 2144981, 2416880, 3867008, 4289962, 4833760, 8579924, 9667520, 10724905, 17159848, 19335040, 21449810, 34319696, 42899620, 68639392, 85799240, 137278784, 171598480, 274557568, 343196960, 686393920, 1372787840]

約数ペア:

[(1, 1372787840), (2, 686393920), (4, 343196960), (5, 274557568), (8, 171598480), (10, 137278784), (16, 85799240), (20, 68639392), (32, 42899620), (40, 34319696), (64, 21449810), (71, 19335040), (80, 17159848), (128, 10724905), (142, 9667520), (160, 8579924), (284, 4833760), (320, 4289962), (355, 3867008), (568, 2416880), (640, 2144981), (710, 1933504), (1136, 1208440), (1420, 966752), (2272, 604220), (2840, 483376), (4544, 302110), (5680, 241688), (9088, 151055), (11360, 120844), (22720, 60422), (30211, 45440)]