42015260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{300109}}^1$

素因数の和:300125

約数の個数: 24

約数和(自身を含む): 100836960

約数和(自身を除く): 58821700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 300109, 600218, 1200436, 1500545, 2100763, 3001090, 4201526, 6002180, 8403052, 10503815, 21007630, 42015260]

約数ペア:

[(1, 42015260), (2, 21007630), (4, 10503815), (5, 8403052), (7, 6002180), (10, 4201526), (14, 3001090), (20, 2100763), (28, 1500545), (35, 1200436), (70, 600218), (140, 300109)]