15842840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30467}}^1$

素因数の和:30491

約数の個数: 32

約数和(自身を含む): 38389680

約数和(自身を除く): 22546840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30467, 60934, 121868, 152335, 243736, 304670, 396071, 609340, 792142, 1218680, 1584284, 1980355, 3168568, 3960710, 7921420, 15842840]

約数ペア:

[(1, 15842840), (2, 7921420), (4, 3960710), (5, 3168568), (8, 1980355), (10, 1584284), (13, 1218680), (20, 792142), (26, 609340), (40, 396071), (52, 304670), (65, 243736), (104, 152335), (130, 121868), (260, 60934), (520, 30467)]