20124020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143743}}^1$

素因数の和:143759

約数の個数: 24

約数和(自身を含む): 48297984

約数和(自身を除く): 28173964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143743, 287486, 574972, 718715, 1006201, 1437430, 2012402, 2874860, 4024804, 5031005, 10062010, 20124020]

約数ペア:

[(1, 20124020), (2, 10062010), (4, 5031005), (5, 4024804), (7, 2874860), (10, 2012402), (14, 1437430), (20, 1006201), (28, 718715), (35, 574972), (70, 287486), (140, 143743)]