20155904060

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4519261}}^1$

素因数の和:4519493

約数の個数: 24

約数和(自身を含む): 42517216896

約数和(自身を除く): 22361312836

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 4519261, 9038522, 18077044, 22596305, 45192610, 90385220, 1007795203, 2015590406, 4031180812, 5038976015, 10077952030, 20155904060]

約数ペア:

[(1, 20155904060), (2, 10077952030), (4, 5038976015), (5, 4031180812), (10, 2015590406), (20, 1007795203), (223, 90385220), (446, 45192610), (892, 22596305), (1115, 18077044), (2230, 9038522), (4460, 4519261)]