39718120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4493}}^1$

素因数の和:4534

約数の個数: 64

約数和(自身を含む): 101923920

約数和(自身を除く): 62205800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 4493, 8840, 8986, 17972, 22465, 35944, 44930, 58409, 76381, 89860, 116818, 152762, 179720, 233636, 292045, 305524, 381905, 467272, 584090, 611048, 763810, 992953, 1168180, 1527620, 1985906, 2336360, 3055240, 3971812, 4964765, 7943624, 9929530, 19859060, 39718120]

約数ペア:

[(1, 39718120), (2, 19859060), (4, 9929530), (5, 7943624), (8, 4964765), (10, 3971812), (13, 3055240), (17, 2336360), (20, 1985906), (26, 1527620), (34, 1168180), (40, 992953), (52, 763810), (65, 611048), (68, 584090), (85, 467272), (104, 381905), (130, 305524), (136, 292045), (170, 233636), (221, 179720), (260, 152762), (340, 116818), (442, 89860), (520, 76381), (680, 58409), (884, 44930), (1105, 35944), (1768, 22465), (2210, 17972), (4420, 8986), (4493, 8840)]