28720410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8783}}^1$

素因数の和:8902

約数の個数: 32

約数和(自身を含む): 69569280

約数和(自身を除く): 40848870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 1090, 1635, 3270, 8783, 17566, 26349, 43915, 52698, 87830, 131745, 263490, 957347, 1914694, 2872041, 4786735, 5744082, 9573470, 14360205, 28720410]

約数ペア:

[(1, 28720410), (2, 14360205), (3, 9573470), (5, 5744082), (6, 4786735), (10, 2872041), (15, 1914694), (30, 957347), (109, 263490), (218, 131745), (327, 87830), (545, 52698), (654, 43915), (1090, 26349), (1635, 17566), (3270, 8783)]