136829240

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2797}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 308227680

約数和(自身を除く): 171398440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 2446, 2797, 4892, 5594, 6115, 9784, 11188, 12230, 13985, 22376, 24460, 27970, 48920, 55940, 111880, 3420731, 6841462, 13682924, 17103655, 27365848, 34207310, 68414620, 136829240]

約数ペア:

[(1, 136829240), (2, 68414620), (4, 34207310), (5, 27365848), (8, 17103655), (10, 13682924), (20, 6841462), (40, 3420731), (1223, 111880), (2446, 55940), (2797, 48920), (4892, 27970), (5594, 24460), (6115, 22376), (9784, 13985), (11188, 12230)]