20176490860

素因数分解:

$2^2\times 5^1\times {\mathrm{5431}}^1\times {\mathrm{185753}}^1$

素因数の和:191193

約数の個数: 24

約数和(自身を含む): 42378660576

約数和(自身を除く): 22202169716

約数列:

[1, 2, 4, 5, 10, 20, 5431, 10862, 21724, 27155, 54310, 108620, 185753, 371506, 743012, 928765, 1857530, 3715060, 1008824543, 2017649086, 4035298172, 5044122715, 10088245430, 20176490860]

約数ペア:

[(1, 20176490860), (2, 10088245430), (4, 5044122715), (5, 4035298172), (10, 2017649086), (20, 1008824543), (5431, 3715060), (10862, 1857530), (21724, 928765), (27155, 743012), (54310, 371506), (108620, 185753)]