20206060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1429}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 49008960

約数和(自身を除く): 28802900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1429, 2020, 2828, 2858, 3535, 5716, 7070, 7145, 10003, 14140, 14290, 20006, 28580, 40012, 50015, 100030, 144329, 200060, 288658, 577316, 721645, 1010303, 1443290, 2020606, 2886580, 4041212, 5051515, 10103030, 20206060]

約数ペア:

[(1, 20206060), (2, 10103030), (4, 5051515), (5, 4041212), (7, 2886580), (10, 2020606), (14, 1443290), (20, 1010303), (28, 721645), (35, 577316), (70, 288658), (101, 200060), (140, 144329), (202, 100030), (404, 50015), (505, 40012), (707, 28580), (1010, 20006), (1414, 14290), (1429, 14140), (2020, 10003), (2828, 7145), (2858, 7070), (3535, 5716)]