84002920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{15329}}^1$

素因数の和:15477

約数の個数: 32

約数和(自身を含む): 190398600

約数和(自身を除く): 106395680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 15329, 30658, 61316, 76645, 122632, 153290, 306580, 613160, 2100073, 4200146, 8400292, 10500365, 16800584, 21000730, 42001460, 84002920]

約数ペア:

[(1, 84002920), (2, 42001460), (4, 21000730), (5, 16800584), (8, 10500365), (10, 8400292), (20, 4200146), (40, 2100073), (137, 613160), (274, 306580), (548, 153290), (685, 122632), (1096, 76645), (1370, 61316), (2740, 30658), (5480, 15329)]