40071540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{667859}}^1$

素因数の和:667871

約数の個数: 24

約数和(自身を含む): 112200480

約数和(自身を除く): 72128940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 667859, 1335718, 2003577, 2671436, 3339295, 4007154, 6678590, 8014308, 10017885, 13357180, 20035770, 40071540]

約数ペア:

[(1, 40071540), (2, 20035770), (3, 13357180), (4, 10017885), (5, 8014308), (6, 6678590), (10, 4007154), (12, 3339295), (15, 2671436), (20, 2003577), (30, 1335718), (60, 667859)]