15979980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{266333}}^1$

素因数の和:266345

約数の個数: 24

約数和(自身を含む): 44744112

約数和(自身を除く): 28764132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 266333, 532666, 798999, 1065332, 1331665, 1597998, 2663330, 3195996, 3994995, 5326660, 7989990, 15979980]

約数ペア:

[(1, 15979980), (2, 7989990), (3, 5326660), (4, 3994995), (5, 3195996), (6, 2663330), (10, 1597998), (12, 1331665), (15, 1065332), (20, 798999), (30, 532666), (60, 266333)]