2912481580

素因数分解:

$2^2\times 5^1\times {\mathrm{7681}}^1\times {\mathrm{18959}}^1$

素因数の和:26649

約数の個数: 24

約数和(自身を含む): 6117330240

約数和(自身を除く): 3204848660

約数列:

[1, 2, 4, 5, 10, 20, 7681, 15362, 18959, 30724, 37918, 38405, 75836, 76810, 94795, 153620, 189590, 379180, 145624079, 291248158, 582496316, 728120395, 1456240790, 2912481580]

約数ペア:

[(1, 2912481580), (2, 1456240790), (4, 728120395), (5, 582496316), (10, 291248158), (20, 145624079), (7681, 379180), (15362, 189590), (18959, 153620), (30724, 94795), (37918, 76810), (38405, 75836)]