431384120

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{35129}}^1$

素因数の和:35447

約数の個数: 32

約数和(自身を含む): 973803600

約数和(自身を除く): 542419480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 35129, 70258, 140516, 175645, 281032, 351290, 702580, 1405160, 10784603, 21569206, 43138412, 53923015, 86276824, 107846030, 215692060, 431384120]

約数ペア:

[(1, 431384120), (2, 215692060), (4, 107846030), (5, 86276824), (8, 53923015), (10, 43138412), (20, 21569206), (40, 10784603), (307, 1405160), (614, 702580), (1228, 351290), (1535, 281032), (2456, 175645), (3070, 140516), (6140, 70258), (12280, 35129)]