19702409820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328373497}}^1$

素因数の和:328373509

約数の個数: 24

約数和(自身を含む): 55166747664

約数和(自身を除く): 35464337844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328373497, 656746994, 985120491, 1313493988, 1641867485, 1970240982, 3283734970, 3940481964, 4925602455, 6567469940, 9851204910, 19702409820]

約数ペア:

[(1, 19702409820), (2, 9851204910), (3, 6567469940), (4, 4925602455), (5, 3940481964), (6, 3283734970), (10, 1970240982), (12, 1641867485), (15, 1313493988), (20, 985120491), (30, 656746994), (60, 328373497)]