201900620

素因数分解:

$2^2\times 5^1\times {\mathrm{2357}}^1\times {\mathrm{4283}}^1$

素因数の和:6649

約数の個数: 24

約数和(自身を含む): 424270224

約数和(自身を除く): 222369604

約数列:

[1, 2, 4, 5, 10, 20, 2357, 4283, 4714, 8566, 9428, 11785, 17132, 21415, 23570, 42830, 47140, 85660, 10095031, 20190062, 40380124, 50475155, 100950310, 201900620]

約数ペア:

[(1, 201900620), (2, 100950310), (4, 50475155), (5, 40380124), (10, 20190062), (20, 10095031), (2357, 85660), (4283, 47140), (4714, 42830), (8566, 23570), (9428, 21415), (11785, 17132)]