1556157080

素因数分解:

$2^3\times 5^1\times {\mathrm{2879}}^1\times {\mathrm{13513}}^1$

素因数の和:16403

約数の個数: 32

約数和(自身を含む): 3502828800

約数和(自身を除く): 1946671720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2879, 5758, 11516, 13513, 14395, 23032, 27026, 28790, 54052, 57580, 67565, 108104, 115160, 135130, 270260, 540520, 38903927, 77807854, 155615708, 194519635, 311231416, 389039270, 778078540, 1556157080]

約数ペア:

[(1, 1556157080), (2, 778078540), (4, 389039270), (5, 311231416), (8, 194519635), (10, 155615708), (20, 77807854), (40, 38903927), (2879, 540520), (5758, 270260), (11516, 135130), (13513, 115160), (14395, 108104), (23032, 67565), (27026, 57580), (28790, 54052)]