188646980

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{16519}}^1$

素因数の和:17099

約数の個数: 24

約数和(自身を含む): 396876480

約数和(自身を除く): 208229500

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 16519, 33038, 66076, 82595, 165190, 330380, 9432349, 18864698, 37729396, 47161745, 94323490, 188646980]

約数ペア:

[(1, 188646980), (2, 94323490), (4, 47161745), (5, 37729396), (10, 18864698), (20, 9432349), (571, 330380), (1142, 165190), (2284, 82595), (2855, 66076), (5710, 33038), (11420, 16519)]