87199780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{19207}}^1$

素因数の和:19443

約数の個数: 24

約数和(自身を含む): 183935808

約数和(自身を除く): 96736028

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 19207, 38414, 76828, 96035, 192070, 384140, 4359989, 8719978, 17439956, 21799945, 43599890, 87199780]

約数ペア:

[(1, 87199780), (2, 43599890), (4, 21799945), (5, 17439956), (10, 8719978), (20, 4359989), (227, 384140), (454, 192070), (908, 96035), (1135, 76828), (2270, 38414), (4540, 19207)]