20149420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59263}}^1$

素因数の和:59289

約数の個数: 24

約数和(自身を含む): 44803584

約数和(自身を除く): 24654164

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59263, 118526, 237052, 296315, 592630, 1007471, 1185260, 2014942, 4029884, 5037355, 10074710, 20149420]

約数ペア:

[(1, 20149420), (2, 10074710), (4, 5037355), (5, 4029884), (10, 2014942), (17, 1185260), (20, 1007471), (34, 592630), (68, 296315), (85, 237052), (170, 118526), (340, 59263)]