1356019180

素因数分解:

$2^2\times 5^1\times {\mathrm{16381}}^1\times {\mathrm{4139}}^1$

素因数の和:20529

約数の個数: 24

約数和(自身を含む): 2848502160

約数和(自身を除く): 1492482980

約数列:

[1, 2, 4, 5, 10, 20, 4139, 8278, 16381, 16556, 20695, 32762, 41390, 65524, 81905, 82780, 163810, 327620, 67800959, 135601918, 271203836, 339004795, 678009590, 1356019180]

約数ペア:

[(1, 1356019180), (2, 678009590), (4, 339004795), (5, 271203836), (10, 135601918), (20, 67800959), (4139, 327620), (8278, 163810), (16381, 82780), (16556, 81905), (20695, 65524), (32762, 41390)]