45990220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 100789920

約数和(自身を除く): 54799700

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1009, 1060, 2018, 2279, 4036, 4558, 5045, 9116, 10090, 11395, 20180, 22790, 43387, 45580, 53477, 86774, 106954, 173548, 213908, 216935, 267385, 433870, 534770, 867740, 1069540, 2299511, 4599022, 9198044, 11497555, 22995110, 45990220]

約数ペア:

[(1, 45990220), (2, 22995110), (4, 11497555), (5, 9198044), (10, 4599022), (20, 2299511), (43, 1069540), (53, 867740), (86, 534770), (106, 433870), (172, 267385), (212, 216935), (215, 213908), (265, 173548), (430, 106954), (530, 86774), (860, 53477), (1009, 45580), (1060, 43387), (2018, 22790), (2279, 20180), (4036, 11395), (4558, 10090), (5045, 9116)]