23669980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 51287040

約数和(自身を除く): 27617060

約数列:

[1, 2, 4, 5, 10, 20, 71, 79, 142, 158, 211, 284, 316, 355, 395, 422, 710, 790, 844, 1055, 1420, 1580, 2110, 4220, 5609, 11218, 14981, 16669, 22436, 28045, 29962, 33338, 56090, 59924, 66676, 74905, 83345, 112180, 149810, 166690, 299620, 333380, 1183499, 2366998, 4733996, 5917495, 11834990, 23669980]

約数ペア:

[(1, 23669980), (2, 11834990), (4, 5917495), (5, 4733996), (10, 2366998), (20, 1183499), (71, 333380), (79, 299620), (142, 166690), (158, 149810), (211, 112180), (284, 83345), (316, 74905), (355, 66676), (395, 59924), (422, 56090), (710, 33338), (790, 29962), (844, 28045), (1055, 22436), (1420, 16669), (1580, 14981), (2110, 11218), (4220, 5609)]