20773370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 18538630

約数列:

[1, 2, 5, 10, 23, 46, 115, 181, 230, 362, 499, 905, 998, 1810, 2495, 4163, 4990, 8326, 11477, 20815, 22954, 41630, 57385, 90319, 114770, 180638, 451595, 903190, 2077337, 4154674, 10386685, 20773370]

約数ペア:

[(1, 20773370), (2, 10386685), (5, 4154674), (10, 2077337), (23, 903190), (46, 451595), (115, 180638), (181, 114770), (230, 90319), (362, 57385), (499, 41630), (905, 22954), (998, 20815), (1810, 11477), (2495, 8326), (4163, 4990)]