5165420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19867}}^1$

素因数の和:19889

約数の個数: 24

約数和(自身を含む): 11682384

約数和(自身を除く): 6516964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 19867, 39734, 79468, 99335, 198670, 258271, 397340, 516542, 1033084, 1291355, 2582710, 5165420]

約数ペア:

[(1, 5165420), (2, 2582710), (4, 1291355), (5, 1033084), (10, 516542), (13, 397340), (20, 258271), (26, 198670), (52, 99335), (65, 79468), (130, 39734), (260, 19867)]