236402020

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{8389}}^1$

素因数の和:9807

約数の個数: 24

約数和(自身を含む): 496855800

約数和(自身を除く): 260453780

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 5636, 7045, 8389, 14090, 16778, 28180, 33556, 41945, 83890, 167780, 11820101, 23640202, 47280404, 59100505, 118201010, 236402020]

約数ペア:

[(1, 236402020), (2, 118201010), (4, 59100505), (5, 47280404), (10, 23640202), (20, 11820101), (1409, 167780), (2818, 83890), (5636, 41945), (7045, 33556), (8389, 28180), (14090, 16778)]