207834040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73181}}^1$

素因数の和:73263

約数の個数: 32

約数和(自身を含む): 474219360

約数和(自身を除く): 266385320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 73181, 146362, 292724, 365905, 585448, 731810, 1463620, 2927240, 5195851, 10391702, 20783404, 25979255, 41566808, 51958510, 103917020, 207834040]

約数ペア:

[(1, 207834040), (2, 103917020), (4, 51958510), (5, 41566808), (8, 25979255), (10, 20783404), (20, 10391702), (40, 5195851), (71, 2927240), (142, 1463620), (284, 731810), (355, 585448), (568, 365905), (710, 292724), (1420, 146362), (2840, 73181)]