28315960

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4751}}^1$

素因数の和:4911

約数の個数: 32

約数和(自身を含む): 64152000

約数和(自身を除く): 35836040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 4751, 5960, 9502, 19004, 23755, 38008, 47510, 95020, 190040, 707899, 1415798, 2831596, 3539495, 5663192, 7078990, 14157980, 28315960]

約数ペア:

[(1, 28315960), (2, 14157980), (4, 7078990), (5, 5663192), (8, 3539495), (10, 2831596), (20, 1415798), (40, 707899), (149, 190040), (298, 95020), (596, 47510), (745, 38008), (1192, 23755), (1490, 19004), (2980, 9502), (4751, 5960)]