218399820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3639997}}^1$

素因数の和:3640009

約数の個数: 24

約数和(自身を含む): 611519664

約数和(自身を除く): 393119844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3639997, 7279994, 10919991, 14559988, 18199985, 21839982, 36399970, 43679964, 54599955, 72799940, 109199910, 218399820]

約数ペア:

[(1, 218399820), (2, 109199910), (3, 72799940), (4, 54599955), (5, 43679964), (6, 36399970), (10, 21839982), (12, 18199985), (15, 14559988), (20, 10919991), (30, 7279994), (60, 3639997)]