406143790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{3637}}^1$

素因数の和:4516

約数の個数: 32

約数和(自身を含む): 788427360

約数和(自身を除く): 382283570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 859, 1718, 3637, 4295, 7274, 8590, 11167, 18185, 22334, 36370, 47281, 55835, 94562, 111670, 236405, 472810, 3124183, 6248366, 15620915, 31241830, 40614379, 81228758, 203071895, 406143790]

約数ペア:

[(1, 406143790), (2, 203071895), (5, 81228758), (10, 40614379), (13, 31241830), (26, 15620915), (65, 6248366), (130, 3124183), (859, 472810), (1718, 236405), (3637, 111670), (4295, 94562), (7274, 55835), (8590, 47281), (11167, 36370), (18185, 22334)]