140563640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{502013}}^1$

素因数の和:502031

約数の個数: 32

約数和(自身を含む): 361450080

約数和(自身を除く): 220886440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 502013, 1004026, 2008052, 2510065, 3514091, 4016104, 5020130, 7028182, 10040260, 14056364, 17570455, 20080520, 28112728, 35140910, 70281820, 140563640]

約数ペア:

[(1, 140563640), (2, 70281820), (4, 35140910), (5, 28112728), (7, 20080520), (8, 17570455), (10, 14056364), (14, 10040260), (20, 7028182), (28, 5020130), (35, 4016104), (40, 3514091), (56, 2510065), (70, 2008052), (140, 1004026), (280, 502013)]