20347380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113041}}^1$

素因数の和:113056

約数の個数: 36

約数和(自身を含む): 61720932

約数和(自身を除く): 41373552

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113041, 226082, 339123, 452164, 565205, 678246, 1017369, 1130410, 1356492, 1695615, 2034738, 2260820, 3391230, 4069476, 5086845, 6782460, 10173690, 20347380]

約数ペア:

[(1, 20347380), (2, 10173690), (3, 6782460), (4, 5086845), (5, 4069476), (6, 3391230), (9, 2260820), (10, 2034738), (12, 1695615), (15, 1356492), (18, 1130410), (20, 1017369), (30, 678246), (36, 565205), (45, 452164), (60, 339123), (90, 226082), (180, 113041)]