7925320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15241}}^1$

素因数の和:15265

約数の個数: 32

約数和(自身を含む): 19204920

約数和(自身を除く): 11279600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15241, 30482, 60964, 76205, 121928, 152410, 198133, 304820, 396266, 609640, 792532, 990665, 1585064, 1981330, 3962660, 7925320]

約数ペア:

[(1, 7925320), (2, 3962660), (4, 1981330), (5, 1585064), (8, 990665), (10, 792532), (13, 609640), (20, 396266), (26, 304820), (40, 198133), (52, 152410), (65, 121928), (104, 76205), (130, 60964), (260, 30482), (520, 15241)]