6872840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13217}}^1$

素因数の和:13241

約数の個数: 32

約数和(自身を含む): 16654680

約数和(自身を除く): 9781840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 13217, 26434, 52868, 66085, 105736, 132170, 171821, 264340, 343642, 528680, 687284, 859105, 1374568, 1718210, 3436420, 6872840]

約数ペア:

[(1, 6872840), (2, 3436420), (4, 1718210), (5, 1374568), (8, 859105), (10, 687284), (13, 528680), (20, 343642), (26, 264340), (40, 171821), (52, 132170), (65, 105736), (104, 66085), (130, 52868), (260, 26434), (520, 13217)]