442186840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{101419}}^1$

素因数の和:101539

約数の個数: 32

約数和(自身を含む): 1004058000

約数和(自身を除く): 561871160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 101419, 202838, 405676, 507095, 811352, 1014190, 2028380, 4056760, 11054671, 22109342, 44218684, 55273355, 88437368, 110546710, 221093420, 442186840]

約数ペア:

[(1, 442186840), (2, 221093420), (4, 110546710), (5, 88437368), (8, 55273355), (10, 44218684), (20, 22109342), (40, 11054671), (109, 4056760), (218, 2028380), (436, 1014190), (545, 811352), (872, 507095), (1090, 405676), (2180, 202838), (4360, 101419)]