20537970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{684599}}^1$

素因数の和:684609

約数の個数: 16

約数和(自身を含む): 49291200

約数和(自身を除く): 28753230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 684599, 1369198, 2053797, 3422995, 4107594, 6845990, 10268985, 20537970]

約数ペア:

[(1, 20537970), (2, 10268985), (3, 6845990), (5, 4107594), (6, 3422995), (10, 2053797), (15, 1369198), (30, 684599)]