31971560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47017}}^1$

素因数の和:47045

約数の個数: 32

約数和(自身を含む): 76169160

約数和(自身を除く): 44197600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 47017, 94034, 188068, 235085, 376136, 470170, 799289, 940340, 1598578, 1880680, 3197156, 3996445, 6394312, 7992890, 15985780, 31971560]

約数ペア:

[(1, 31971560), (2, 15985780), (4, 7992890), (5, 6394312), (8, 3996445), (10, 3197156), (17, 1880680), (20, 1598578), (34, 940340), (40, 799289), (68, 470170), (85, 376136), (136, 235085), (170, 188068), (340, 94034), (680, 47017)]