220094588

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{128861}}^1$

素因数の和:128933

約数の個数: 24

約数和(自身を含む): 447408864

約数和(自身を除く): 227314276

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 128861, 257722, 515444, 902027, 1804054, 3608108, 7860521, 15721042, 31442084, 55023647, 110047294, 220094588]

約数ペア:

[(1, 220094588), (2, 110047294), (4, 55023647), (7, 31442084), (14, 15721042), (28, 7860521), (61, 3608108), (122, 1804054), (244, 902027), (427, 515444), (854, 257722), (1708, 128861)]