245940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4099}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 688800

約数和(自身を除く): 442860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4099, 8198, 12297, 16396, 20495, 24594, 40990, 49188, 61485, 81980, 122970, 245940]

約数ペア:

[(1, 245940), (2, 122970), (3, 81980), (4, 61485), (5, 49188), (6, 40990), (10, 24594), (12, 20495), (15, 16396), (20, 12297), (30, 8198), (60, 4099)]