42497480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17417}}^1$

素因数の和:17489

約数の個数: 32

約数和(自身を含む): 97192440

約数和(自身を除く): 54694960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 17417, 34834, 69668, 87085, 139336, 174170, 348340, 696680, 1062437, 2124874, 4249748, 5312185, 8499496, 10624370, 21248740, 42497480]

約数ペア:

[(1, 42497480), (2, 21248740), (4, 10624370), (5, 8499496), (8, 5312185), (10, 4249748), (20, 2124874), (40, 1062437), (61, 696680), (122, 348340), (244, 174170), (305, 139336), (488, 87085), (610, 69668), (1220, 34834), (2440, 17417)]