42158940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1669}}^1$

素因数の和:2102

約数の個数: 48

約数和(自身を含む): 118396320

約数和(自身を除く): 76237380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1669, 1684, 2105, 2526, 3338, 4210, 5007, 5052, 6315, 6676, 8345, 8420, 10014, 12630, 16690, 20028, 25035, 25260, 33380, 50070, 100140, 702649, 1405298, 2107947, 2810596, 3513245, 4215894, 7026490, 8431788, 10539735, 14052980, 21079470, 42158940]

約数ペア:

[(1, 42158940), (2, 21079470), (3, 14052980), (4, 10539735), (5, 8431788), (6, 7026490), (10, 4215894), (12, 3513245), (15, 2810596), (20, 2107947), (30, 1405298), (60, 702649), (421, 100140), (842, 50070), (1263, 33380), (1669, 25260), (1684, 25035), (2105, 20028), (2526, 16690), (3338, 12630), (4210, 10014), (5007, 8420), (5052, 8345), (6315, 6676)]