8004820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12911}}^1$

素因数の和:12951

約数の個数: 24

約数和(自身を含む): 17353728

約数和(自身を除く): 9348908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 12911, 25822, 51644, 64555, 129110, 258220, 400241, 800482, 1600964, 2001205, 4002410, 8004820]

約数ペア:

[(1, 8004820), (2, 4002410), (4, 2001205), (5, 1600964), (10, 800482), (20, 400241), (31, 258220), (62, 129110), (124, 64555), (155, 51644), (310, 25822), (620, 12911)]