89427820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263023}}^1$

素因数の和:263049

約数の個数: 24

約数和(自身を含む): 198846144

約数和(自身を除く): 109418324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 263023, 526046, 1052092, 1315115, 2630230, 4471391, 5260460, 8942782, 17885564, 22356955, 44713910, 89427820]

約数ペア:

[(1, 89427820), (2, 44713910), (4, 22356955), (5, 17885564), (10, 8942782), (17, 5260460), (20, 4471391), (34, 2630230), (68, 1315115), (85, 1052092), (170, 526046), (340, 263023)]