31371290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1693}}^1$

素因数の和:1826

約数の個数: 32

約数和(自身を含む): 60374160

約数和(自身を除く): 29002870

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1693, 1853, 3386, 3706, 8465, 9265, 16930, 18530, 28781, 57562, 143905, 184537, 287810, 369074, 922685, 1845370, 3137129, 6274258, 15685645, 31371290]

約数ペア:

[(1, 31371290), (2, 15685645), (5, 6274258), (10, 3137129), (17, 1845370), (34, 922685), (85, 369074), (109, 287810), (170, 184537), (218, 143905), (545, 57562), (1090, 28781), (1693, 18530), (1853, 16930), (3386, 9265), (3706, 8465)]