29158180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16381}}^1$

素因数の和:16479

約数の個数: 24

約数和(自身を含む): 61923960

約数和(自身を除く): 32765780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 16381, 32762, 65524, 81905, 163810, 327620, 1457909, 2915818, 5831636, 7289545, 14579090, 29158180]

約数ペア:

[(1, 29158180), (2, 14579090), (4, 7289545), (5, 5831636), (10, 2915818), (20, 1457909), (89, 327620), (178, 163810), (356, 81905), (445, 65524), (890, 32762), (1780, 16381)]