20755530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2239}}^1$

素因数の和:2355

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 33757110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 103, 206, 309, 515, 618, 927, 1030, 1545, 1854, 2239, 3090, 4478, 4635, 6717, 9270, 11195, 13434, 20151, 22390, 33585, 40302, 67170, 100755, 201510, 230617, 461234, 691851, 1153085, 1383702, 2075553, 2306170, 3459255, 4151106, 6918510, 10377765, 20755530]

約数ペア:

[(1, 20755530), (2, 10377765), (3, 6918510), (5, 4151106), (6, 3459255), (9, 2306170), (10, 2075553), (15, 1383702), (18, 1153085), (30, 691851), (45, 461234), (90, 230617), (103, 201510), (206, 100755), (309, 67170), (515, 40302), (618, 33585), (927, 22390), (1030, 20151), (1545, 13434), (1854, 11195), (2239, 9270), (3090, 6717), (4478, 4635)]