205474370

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{501157}}^1$

素因数の和:501205

約数の個数: 16

約数和(自身を含む): 378875448

約数和(自身を除く): 173401078

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 501157, 1002314, 2505785, 5011570, 20547437, 41094874, 102737185, 205474370]

約数ペア:

[(1, 205474370), (2, 102737185), (5, 41094874), (10, 20547437), (41, 5011570), (82, 2505785), (205, 1002314), (410, 501157)]