19379940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{322999}}^1$

素因数の和:323011

約数の個数: 24

約数和(自身を含む): 54264000

約数和(自身を除く): 34884060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 322999, 645998, 968997, 1291996, 1614995, 1937994, 3229990, 3875988, 4844985, 6459980, 9689970, 19379940]

約数ペア:

[(1, 19379940), (2, 9689970), (3, 6459980), (4, 4844985), (5, 3875988), (6, 3229990), (10, 1937994), (12, 1614995), (15, 1291996), (20, 968997), (30, 645998), (60, 322999)]