28865820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{481097}}^1$

素因数の和:481109

約数の個数: 24

約数和(自身を含む): 80824464

約数和(自身を除く): 51958644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 481097, 962194, 1443291, 1924388, 2405485, 2886582, 4810970, 5773164, 7216455, 9621940, 14432910, 28865820]

約数ペア:

[(1, 28865820), (2, 14432910), (3, 9621940), (4, 7216455), (5, 5773164), (6, 4810970), (10, 2886582), (12, 2405485), (15, 1924388), (20, 1443291), (30, 962194), (60, 481097)]