13658840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26267}}^1$

素因数の和:26291

約数の個数: 32

約数和(自身を含む): 33097680

約数和(自身を除く): 19438840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 26267, 52534, 105068, 131335, 210136, 262670, 341471, 525340, 682942, 1050680, 1365884, 1707355, 2731768, 3414710, 6829420, 13658840]

約数ペア:

[(1, 13658840), (2, 6829420), (4, 3414710), (5, 2731768), (8, 1707355), (10, 1365884), (13, 1050680), (20, 682942), (26, 525340), (40, 341471), (52, 262670), (65, 210136), (104, 131335), (130, 105068), (260, 52534), (520, 26267)]