1985604080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1460003}}^1$

素因数の和:1460033

約数の個数: 40

約数和(自身を含む): 4888093392

約数和(自身を除く): 2902489312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1460003, 2920006, 5840012, 7300015, 11680024, 14600030, 23360048, 24820051, 29200060, 49640102, 58400120, 99280204, 116800240, 124100255, 198560408, 248200510, 397120816, 496401020, 992802040, 1985604080]

約数ペア:

[(1, 1985604080), (2, 992802040), (4, 496401020), (5, 397120816), (8, 248200510), (10, 198560408), (16, 124100255), (17, 116800240), (20, 99280204), (34, 58400120), (40, 49640102), (68, 29200060), (80, 24820051), (85, 23360048), (136, 14600030), (170, 11680024), (272, 7300015), (340, 5840012), (680, 2920006), (1360, 1460003)]