28402980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{473383}}^1$

素因数の和:473395

約数の個数: 24

約数和(自身を含む): 79528512

約数和(自身を除く): 51125532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 473383, 946766, 1420149, 1893532, 2366915, 2840298, 4733830, 5680596, 7100745, 9467660, 14201490, 28402980]

約数ペア:

[(1, 28402980), (2, 14201490), (3, 9467660), (4, 7100745), (5, 5680596), (6, 4733830), (10, 2840298), (12, 2366915), (15, 1893532), (20, 1420149), (30, 946766), (60, 473383)]