194300620

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{19469}}^1$

素因数の和:19977

約数の個数: 24

約数和(自身を含む): 408870000

約数和(自身を除く): 214569380

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 19469, 38938, 77876, 97345, 194690, 389380, 9715031, 19430062, 38860124, 48575155, 97150310, 194300620]

約数ペア:

[(1, 194300620), (2, 97150310), (4, 48575155), (5, 38860124), (10, 19430062), (20, 9715031), (499, 389380), (998, 194690), (1996, 97345), (2495, 77876), (4990, 38938), (9980, 19469)]