8705560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 19787040

約数和(自身を除く): 11081480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2113, 4120, 4226, 8452, 10565, 16904, 21130, 42260, 84520, 217639, 435278, 870556, 1088195, 1741112, 2176390, 4352780, 8705560]

約数ペア:

[(1, 8705560), (2, 4352780), (4, 2176390), (5, 1741112), (8, 1088195), (10, 870556), (20, 435278), (40, 217639), (103, 84520), (206, 42260), (412, 21130), (515, 16904), (824, 10565), (1030, 8452), (2060, 4226), (2113, 4120)]