465871390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{1049}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 850500000

約数和(自身を除く): 384628610

約数列:

[1, 2, 5, 10, 89, 178, 445, 499, 890, 998, 1049, 2098, 2495, 4990, 5245, 10490, 44411, 88822, 93361, 186722, 222055, 444110, 466805, 523451, 933610, 1046902, 2617255, 5234510, 46587139, 93174278, 232935695, 465871390]

約数ペア:

[(1, 465871390), (2, 232935695), (5, 93174278), (10, 46587139), (89, 5234510), (178, 2617255), (445, 1046902), (499, 933610), (890, 523451), (998, 466805), (1049, 444110), (2098, 222055), (2495, 186722), (4990, 93361), (5245, 88822), (10490, 44411)]