90906820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{267373}}^1$

素因数の和:267399

約数の個数: 24

約数和(自身を含む): 202134744

約数和(自身を除く): 111227924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 267373, 534746, 1069492, 1336865, 2673730, 4545341, 5347460, 9090682, 18181364, 22726705, 45453410, 90906820]

約数ペア:

[(1, 90906820), (2, 45453410), (4, 22726705), (5, 18181364), (10, 9090682), (17, 5347460), (20, 4545341), (34, 2673730), (68, 1336865), (85, 1069492), (170, 534746), (340, 267373)]