18402060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306701}}^1$

素因数の和:306713

約数の個数: 24

約数和(自身を含む): 51525936

約数和(自身を除く): 33123876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306701, 613402, 920103, 1226804, 1533505, 1840206, 3067010, 3680412, 4600515, 6134020, 9201030, 18402060]

約数ペア:

[(1, 18402060), (2, 9201030), (3, 6134020), (4, 4600515), (5, 3680412), (6, 3067010), (10, 1840206), (12, 1533505), (15, 1226804), (20, 920103), (30, 613402), (60, 306701)]