71428620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1190477}}^1$

素因数の和:1190489

約数の個数: 24

約数和(自身を含む): 200000304

約数和(自身を除く): 128571684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1190477, 2380954, 3571431, 4761908, 5952385, 7142862, 11904770, 14285724, 17857155, 23809540, 35714310, 71428620]

約数ペア:

[(1, 71428620), (2, 35714310), (3, 23809540), (4, 17857155), (5, 14285724), (6, 11904770), (10, 7142862), (12, 5952385), (15, 4761908), (20, 3571431), (30, 2380954), (60, 1190477)]