20135780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143827}}^1$

素因数の和:143843

約数の個数: 24

約数和(自身を含む): 48326208

約数和(自身を除く): 28190428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143827, 287654, 575308, 719135, 1006789, 1438270, 2013578, 2876540, 4027156, 5033945, 10067890, 20135780]

約数ペア:

[(1, 20135780), (2, 10067890), (4, 5033945), (5, 4027156), (7, 2876540), (10, 2013578), (14, 1438270), (20, 1006789), (28, 719135), (35, 575308), (70, 287654), (140, 143827)]