20795030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71707}}^1$

素因数の和:71743

約数の個数: 16

約数和(自身を含む): 38722320

約数和(自身を除く): 17927290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 71707, 143414, 358535, 717070, 2079503, 4159006, 10397515, 20795030]

約数ペア:

[(1, 20795030), (2, 10397515), (5, 4159006), (10, 2079503), (29, 717070), (58, 358535), (145, 143414), (290, 71707)]