20006540

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1427}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 42103152

約数和(自身を除く): 22096612

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 1427, 2804, 2854, 3505, 5708, 7010, 7135, 14020, 14270, 28540, 1000327, 2000654, 4001308, 5001635, 10003270, 20006540]

約数ペア:

[(1, 20006540), (2, 10003270), (4, 5001635), (5, 4001308), (10, 2000654), (20, 1000327), (701, 28540), (1402, 14270), (1427, 14020), (2804, 7135), (2854, 7010), (3505, 5708)]