289049820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4817497}}^1$

素因数の和:4817509

約数の個数: 24

約数和(自身を含む): 809339664

約数和(自身を除く): 520289844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4817497, 9634994, 14452491, 19269988, 24087485, 28904982, 48174970, 57809964, 72262455, 96349940, 144524910, 289049820]

約数ペア:

[(1, 289049820), (2, 144524910), (3, 96349940), (4, 72262455), (5, 57809964), (6, 48174970), (10, 28904982), (12, 24087485), (15, 19269988), (20, 14452491), (30, 9634994), (60, 4817497)]