20850620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148933}}^1$

素因数の和:148949

約数の個数: 24

約数和(自身を含む): 50041824

約数和(自身を除く): 29191204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148933, 297866, 595732, 744665, 1042531, 1489330, 2085062, 2978660, 4170124, 5212655, 10425310, 20850620]

約数ペア:

[(1, 20850620), (2, 10425310), (4, 5212655), (5, 4170124), (7, 2978660), (10, 2085062), (14, 1489330), (20, 1042531), (28, 744665), (35, 595732), (70, 297866), (140, 148933)]