70378040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24781}}^1$

素因数の和:24863

約数の個数: 32

約数和(自身を含む): 160587360

約数和(自身を除く): 90209320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24781, 49562, 99124, 123905, 198248, 247810, 495620, 991240, 1759451, 3518902, 7037804, 8797255, 14075608, 17594510, 35189020, 70378040]

約数ペア:

[(1, 70378040), (2, 35189020), (4, 17594510), (5, 14075608), (8, 8797255), (10, 7037804), (20, 3518902), (40, 1759451), (71, 991240), (142, 495620), (284, 247810), (355, 198248), (568, 123905), (710, 99124), (1420, 49562), (2840, 24781)]