258227620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{108499}}^1$

素因数の和:108532

約数の個数: 48

約数和(自身を含む): 656208000

約数和(自身を除く): 397980380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 108499, 216998, 433996, 542495, 759493, 1084990, 1518986, 1844483, 2169980, 3037972, 3688966, 3797465, 7377932, 7594930, 9222415, 12911381, 15189860, 18444830, 25822762, 36889660, 51645524, 64556905, 129113810, 258227620]

約数ペア:

[(1, 258227620), (2, 129113810), (4, 64556905), (5, 51645524), (7, 36889660), (10, 25822762), (14, 18444830), (17, 15189860), (20, 12911381), (28, 9222415), (34, 7594930), (35, 7377932), (68, 3797465), (70, 3688966), (85, 3037972), (119, 2169980), (140, 1844483), (170, 1518986), (238, 1084990), (340, 759493), (476, 542495), (595, 433996), (1190, 216998), (2380, 108499)]