68746460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48413}}^1$

素因数の和:48493

約数の個数: 24

約数和(自身を含む): 146403936

約数和(自身を除く): 77657476

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 48413, 96826, 193652, 242065, 484130, 968260, 3437323, 6874646, 13749292, 17186615, 34373230, 68746460]

約数ペア:

[(1, 68746460), (2, 34373230), (4, 17186615), (5, 13749292), (10, 6874646), (20, 3437323), (71, 968260), (142, 484130), (284, 242065), (355, 193652), (710, 96826), (1420, 48413)]