405796890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{201889}}^1$

素因数の和:201966

約数の個数: 32

約数和(自身を含む): 988453440

約数和(自身を除く): 582656550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 201889, 403778, 605667, 1009445, 1211334, 2018890, 3028335, 6056670, 13526563, 27053126, 40579689, 67632815, 81159378, 135265630, 202898445, 405796890]

約数ペア:

[(1, 405796890), (2, 202898445), (3, 135265630), (5, 81159378), (6, 67632815), (10, 40579689), (15, 27053126), (30, 13526563), (67, 6056670), (134, 3028335), (201, 2018890), (335, 1211334), (402, 1009445), (670, 605667), (1005, 403778), (2010, 201889)]