20173596280

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1642801}}^1$

素因数の和:1643119

約数の個数: 32

約数和(自身を含む): 45538471440

約数和(自身を除く): 25364875160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 1642801, 3285602, 6571204, 8214005, 13142408, 16428010, 32856020, 65712040, 504339907, 1008679814, 2017359628, 2521699535, 4034719256, 5043399070, 10086798140, 20173596280]

約数ペア:

[(1, 20173596280), (2, 10086798140), (4, 5043399070), (5, 4034719256), (8, 2521699535), (10, 2017359628), (20, 1008679814), (40, 504339907), (307, 65712040), (614, 32856020), (1228, 16428010), (1535, 13142408), (2456, 8214005), (3070, 6571204), (6140, 3285602), (12280, 1642801)]