20128620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335477}}^1$

素因数の和:335489

約数の個数: 24

約数和(自身を含む): 56360304

約数和(自身を除く): 36231684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335477, 670954, 1006431, 1341908, 1677385, 2012862, 3354770, 4025724, 5032155, 6709540, 10064310, 20128620]

約数ペア:

[(1, 20128620), (2, 10064310), (3, 6709540), (4, 5032155), (5, 4025724), (6, 3354770), (10, 2012862), (12, 1677385), (15, 1341908), (20, 1006431), (30, 670954), (60, 335477)]