20042260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143159}}^1$

素因数の和:143175

約数の個数: 24

約数和(自身を含む): 48101760

約数和(自身を除く): 28059500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143159, 286318, 572636, 715795, 1002113, 1431590, 2004226, 2863180, 4008452, 5010565, 10021130, 20042260]

約数ペア:

[(1, 20042260), (2, 10021130), (4, 5010565), (5, 4008452), (7, 2863180), (10, 2004226), (14, 1431590), (20, 1002113), (28, 715795), (35, 572636), (70, 286318), (140, 143159)]