402028060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2871629}}^1$

素因数の和:2871645

約数の個数: 24

約数和(自身を含む): 964867680

約数和(自身を除く): 562839620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2871629, 5743258, 11486516, 14358145, 20101403, 28716290, 40202806, 57432580, 80405612, 100507015, 201014030, 402028060]

約数ペア:

[(1, 402028060), (2, 201014030), (4, 100507015), (5, 80405612), (7, 57432580), (10, 40202806), (14, 28716290), (20, 20101403), (28, 14358145), (35, 11486516), (70, 5743258), (140, 2871629)]