40906010

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^2\times {\mathrm{401}}^1$

素因数の和:610

約数の個数: 24

約数和(自身を含む): 74552508

約数和(自身を除く): 33646498

約数列:

[1, 2, 5, 10, 101, 202, 401, 505, 802, 1010, 2005, 4010, 10201, 20402, 40501, 51005, 81002, 102010, 202505, 405010, 4090601, 8181202, 20453005, 40906010]

約数ペア:

[(1, 40906010), (2, 20453005), (5, 8181202), (10, 4090601), (101, 405010), (202, 202505), (401, 102010), (505, 81002), (802, 51005), (1010, 40501), (2005, 20402), (4010, 10201)]