8408940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 23677920

約数和(自身を除く): 15268980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 521, 538, 807, 1042, 1076, 1345, 1563, 1614, 2084, 2605, 2690, 3126, 3228, 4035, 5210, 5380, 6252, 7815, 8070, 10420, 15630, 16140, 31260, 140149, 280298, 420447, 560596, 700745, 840894, 1401490, 1681788, 2102235, 2802980, 4204470, 8408940]

約数ペア:

[(1, 8408940), (2, 4204470), (3, 2802980), (4, 2102235), (5, 1681788), (6, 1401490), (10, 840894), (12, 700745), (15, 560596), (20, 420447), (30, 280298), (60, 140149), (269, 31260), (521, 16140), (538, 15630), (807, 10420), (1042, 8070), (1076, 7815), (1345, 6252), (1563, 5380), (1614, 5210), (2084, 4035), (2605, 3228), (2690, 3126)]