1337136920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4775489}}^1$

素因数の和:4775507

約数の個数: 32

約数和(自身を含む): 3438352800

約数和(自身を除く): 2101215880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4775489, 9550978, 19101956, 23877445, 33428423, 38203912, 47754890, 66856846, 95509780, 133713692, 167142115, 191019560, 267427384, 334284230, 668568460, 1337136920]

約数ペア:

[(1, 1337136920), (2, 668568460), (4, 334284230), (5, 267427384), (7, 191019560), (8, 167142115), (10, 133713692), (14, 95509780), (20, 66856846), (28, 47754890), (35, 38203912), (40, 33428423), (56, 23877445), (70, 19101956), (140, 9550978), (280, 4775489)]