309583160

素因数分解:

$2^3\times 5^1\times {\mathrm{2579}}^1\times {\mathrm{3001}}^1$

素因数の和:5591

約数の個数: 32

約数和(自身を含む): 697064400

約数和(自身を除く): 387481240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2579, 3001, 5158, 6002, 10316, 12004, 12895, 15005, 20632, 24008, 25790, 30010, 51580, 60020, 103160, 120040, 7739579, 15479158, 30958316, 38697895, 61916632, 77395790, 154791580, 309583160]

約数ペア:

[(1, 309583160), (2, 154791580), (4, 77395790), (5, 61916632), (8, 38697895), (10, 30958316), (20, 15479158), (40, 7739579), (2579, 120040), (3001, 103160), (5158, 60020), (6002, 51580), (10316, 30010), (12004, 25790), (12895, 24008), (15005, 20632)]