28459910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3187}}^1$

素因数の和:3260

約数の個数: 32

約数和(自身を含む): 55088640

約数和(自身を除く): 26628730

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 3187, 4465, 6374, 8930, 15935, 31870, 60553, 121106, 149789, 299578, 302765, 605530, 748945, 1497890, 2845991, 5691982, 14229955, 28459910]

約数ペア:

[(1, 28459910), (2, 14229955), (5, 5691982), (10, 2845991), (19, 1497890), (38, 748945), (47, 605530), (94, 302765), (95, 299578), (190, 149789), (235, 121106), (470, 60553), (893, 31870), (1786, 15935), (3187, 8930), (4465, 6374)]