6742840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12967}}^1$

素因数の和:12991

約数の個数: 32

約数和(自身を含む): 16339680

約数和(自身を除く): 9596840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12967, 25934, 51868, 64835, 103736, 129670, 168571, 259340, 337142, 518680, 674284, 842855, 1348568, 1685710, 3371420, 6742840]

約数ペア:

[(1, 6742840), (2, 3371420), (4, 1685710), (5, 1348568), (8, 842855), (10, 674284), (13, 518680), (20, 337142), (26, 259340), (40, 168571), (52, 129670), (65, 103736), (104, 64835), (130, 51868), (260, 25934), (520, 12967)]