42143660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162091}}^1$

素因数の和:162113

約数の個数: 24

約数和(自身を含む): 95310096

約数和(自身を除く): 53166436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162091, 324182, 648364, 810455, 1620910, 2107183, 3241820, 4214366, 8428732, 10535915, 21071830, 42143660]

約数ペア:

[(1, 42143660), (2, 21071830), (4, 10535915), (5, 8428732), (10, 4214366), (13, 3241820), (20, 2107183), (26, 1620910), (52, 810455), (65, 648364), (130, 324182), (260, 162091)]