90026120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{21851}}^1$

素因数の和:21965

約数の個数: 32

約数和(自身を含む): 204534720

約数和(自身を除く): 114508600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 21851, 43702, 87404, 109255, 174808, 218510, 437020, 874040, 2250653, 4501306, 9002612, 11253265, 18005224, 22506530, 45013060, 90026120]

約数ペア:

[(1, 90026120), (2, 45013060), (4, 22506530), (5, 18005224), (8, 11253265), (10, 9002612), (20, 4501306), (40, 2250653), (103, 874040), (206, 437020), (412, 218510), (515, 174808), (824, 109255), (1030, 87404), (2060, 43702), (4120, 21851)]