40191540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{669859}}^1$

素因数の和:669871

約数の個数: 24

約数和(自身を含む): 112536480

約数和(自身を除く): 72344940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 669859, 1339718, 2009577, 2679436, 3349295, 4019154, 6698590, 8038308, 10047885, 13397180, 20095770, 40191540]

約数ペア:

[(1, 40191540), (2, 20095770), (3, 13397180), (4, 10047885), (5, 8038308), (6, 6698590), (10, 4019154), (12, 3349295), (15, 2679436), (20, 2009577), (30, 1339718), (60, 669859)]