204316180

素因数分解:

$2^2\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{6143}}^1$

素因数の和:7815

約数の個数: 24

約数和(自身を含む): 429391872

約数和(自身を除く): 225075692

約数列:

[1, 2, 4, 5, 10, 20, 1663, 3326, 6143, 6652, 8315, 12286, 16630, 24572, 30715, 33260, 61430, 122860, 10215809, 20431618, 40863236, 51079045, 102158090, 204316180]

約数ペア:

[(1, 204316180), (2, 102158090), (4, 51079045), (5, 40863236), (10, 20431618), (20, 10215809), (1663, 122860), (3326, 61430), (6143, 33260), (6652, 30715), (8315, 24572), (12286, 16630)]