3751640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 8566560

約数和(自身を除く): 4814920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1321, 1420, 2642, 2840, 5284, 6605, 10568, 13210, 26420, 52840, 93791, 187582, 375164, 468955, 750328, 937910, 1875820, 3751640]

約数ペア:

[(1, 3751640), (2, 1875820), (4, 937910), (5, 750328), (8, 468955), (10, 375164), (20, 187582), (40, 93791), (71, 52840), (142, 26420), (284, 13210), (355, 10568), (568, 6605), (710, 5284), (1321, 2840), (1420, 2642)]