8313980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10139}}^1$

素因数の和:10189

約数の個数: 24

約数和(自身を含む): 17886960

約数和(自身を除く): 9572980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10139, 20278, 40556, 50695, 101390, 202780, 415699, 831398, 1662796, 2078495, 4156990, 8313980]

約数ペア:

[(1, 8313980), (2, 4156990), (4, 2078495), (5, 1662796), (10, 831398), (20, 415699), (41, 202780), (82, 101390), (164, 50695), (205, 40556), (410, 20278), (820, 10139)]