1199820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19997}}^1$

素因数の和:20009

約数の個数: 24

約数和(自身を含む): 3359664

約数和(自身を除く): 2159844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 19997, 39994, 59991, 79988, 99985, 119982, 199970, 239964, 299955, 399940, 599910, 1199820]

約数ペア:

[(1, 1199820), (2, 599910), (3, 399940), (4, 299955), (5, 239964), (6, 199970), (10, 119982), (12, 99985), (15, 79988), (20, 59991), (30, 39994), (60, 19997)]