7447960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14323}}^1$

素因数の和:14347

約数の個数: 32

約数和(自身を含む): 18048240

約数和(自身を除く): 10600280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 14323, 28646, 57292, 71615, 114584, 143230, 186199, 286460, 372398, 572920, 744796, 930995, 1489592, 1861990, 3723980, 7447960]

約数ペア:

[(1, 7447960), (2, 3723980), (4, 1861990), (5, 1489592), (8, 930995), (10, 744796), (13, 572920), (20, 372398), (26, 286460), (40, 186199), (52, 143230), (65, 114584), (104, 71615), (130, 57292), (260, 28646), (520, 14323)]