8497240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2689}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 19368000

約数和(自身を除く): 10870760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2689, 3160, 5378, 10756, 13445, 21512, 26890, 53780, 107560, 212431, 424862, 849724, 1062155, 1699448, 2124310, 4248620, 8497240]

約数ペア:

[(1, 8497240), (2, 4248620), (4, 2124310), (5, 1699448), (8, 1062155), (10, 849724), (20, 424862), (40, 212431), (79, 107560), (158, 53780), (316, 26890), (395, 21512), (632, 13445), (790, 10756), (1580, 5378), (2689, 3160)]