73856180

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{9209}}^1$

素因数の和:9619

約数の個数: 24

約数和(自身を含む): 155501640

約数和(自身を除く): 81645460

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 9209, 18418, 36836, 46045, 92090, 184180, 3692809, 7385618, 14771236, 18464045, 36928090, 73856180]

約数ペア:

[(1, 73856180), (2, 36928090), (4, 18464045), (5, 14771236), (10, 7385618), (20, 3692809), (401, 184180), (802, 92090), (1604, 46045), (2005, 36836), (4010, 18418), (8020, 9209)]