195662960

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{4391}}^1$

素因数の和:4961

約数の個数: 40

約数和(自身を含む): 455836896

約数和(自身を除く): 260173936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 2228, 2785, 4391, 4456, 5570, 8782, 8912, 11140, 17564, 21955, 22280, 35128, 43910, 44560, 70256, 87820, 175640, 351280, 2445787, 4891574, 9783148, 12228935, 19566296, 24457870, 39132592, 48915740, 97831480, 195662960]

約数ペア:

[(1, 195662960), (2, 97831480), (4, 48915740), (5, 39132592), (8, 24457870), (10, 19566296), (16, 12228935), (20, 9783148), (40, 4891574), (80, 2445787), (557, 351280), (1114, 175640), (2228, 87820), (2785, 70256), (4391, 44560), (4456, 43910), (5570, 35128), (8782, 22280), (8912, 21955), (11140, 17564)]