103445420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397867}}^1$

素因数の和:397889

約数の個数: 24

約数和(自身を含む): 233946384

約数和(自身を除く): 130500964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397867, 795734, 1591468, 1989335, 3978670, 5172271, 7957340, 10344542, 20689084, 25861355, 51722710, 103445420]

約数ペア:

[(1, 103445420), (2, 51722710), (4, 25861355), (5, 20689084), (10, 10344542), (13, 7957340), (20, 5172271), (26, 3978670), (52, 1989335), (65, 1591468), (130, 795734), (260, 397867)]