28247640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235397}}^1$

素因数の和:235411

約数の個数: 32

約数和(自身を含む): 84743280

約数和(自身を除く): 56495640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235397, 470794, 706191, 941588, 1176985, 1412382, 1883176, 2353970, 2824764, 3530955, 4707940, 5649528, 7061910, 9415880, 14123820, 28247640]

約数ペア:

[(1, 28247640), (2, 14123820), (3, 9415880), (4, 7061910), (5, 5649528), (6, 4707940), (8, 3530955), (10, 2824764), (12, 2353970), (15, 1883176), (20, 1412382), (24, 1176985), (30, 941588), (40, 706191), (60, 470794), (120, 235397)]