204540860

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{56503}}^1$

素因数の和:56693

約数の個数: 24

約数和(自身を含む): 431916576

約数和(自身を除く): 227375716

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 56503, 113006, 226012, 282515, 565030, 1130060, 10227043, 20454086, 40908172, 51135215, 102270430, 204540860]

約数ペア:

[(1, 204540860), (2, 102270430), (4, 51135215), (5, 40908172), (10, 20454086), (20, 10227043), (181, 1130060), (362, 565030), (724, 282515), (905, 226012), (1810, 113006), (3620, 56503)]