4053190

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 7320960

約数和(自身を除く): 3267770

約数列:

[1, 2, 5, 10, 409, 818, 991, 1982, 2045, 4090, 4955, 9910, 405319, 810638, 2026595, 4053190]

約数ペア:

[(1, 4053190), (2, 2026595), (5, 810638), (10, 405319), (409, 9910), (818, 4955), (991, 4090), (1982, 2045)]