28242180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156901}}^1$

素因数の和:156916

約数の個数: 36

約数和(自身を含む): 85668492

約数和(自身を除く): 57426312

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156901, 313802, 470703, 627604, 784505, 941406, 1412109, 1569010, 1882812, 2353515, 2824218, 3138020, 4707030, 5648436, 7060545, 9414060, 14121090, 28242180]

約数ペア:

[(1, 28242180), (2, 14121090), (3, 9414060), (4, 7060545), (5, 5648436), (6, 4707030), (9, 3138020), (10, 2824218), (12, 2353515), (15, 1882812), (18, 1569010), (20, 1412109), (30, 941406), (36, 784505), (45, 627604), (60, 470703), (90, 313802), (180, 156901)]