90250780

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{2417}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 189706608

約数和(自身を除く): 99455828

約数列:

[1, 2, 4, 5, 10, 20, 1867, 2417, 3734, 4834, 7468, 9335, 9668, 12085, 18670, 24170, 37340, 48340, 4512539, 9025078, 18050156, 22562695, 45125390, 90250780]

約数ペア:

[(1, 90250780), (2, 45125390), (4, 22562695), (5, 18050156), (10, 9025078), (20, 4512539), (1867, 48340), (2417, 37340), (3734, 24170), (4834, 18670), (7468, 12085), (9335, 9668)]