55707740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{809}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 128187360

約数和(自身を除く): 72479620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 313, 626, 809, 1252, 1565, 1618, 3130, 3236, 3443, 4045, 6260, 6886, 8090, 8899, 13772, 16180, 17215, 17798, 34430, 35596, 44495, 68860, 88990, 177980, 253217, 506434, 1012868, 1266085, 2532170, 2785387, 5064340, 5570774, 11141548, 13926935, 27853870, 55707740]

約数ペア:

[(1, 55707740), (2, 27853870), (4, 13926935), (5, 11141548), (10, 5570774), (11, 5064340), (20, 2785387), (22, 2532170), (44, 1266085), (55, 1012868), (110, 506434), (220, 253217), (313, 177980), (626, 88990), (809, 68860), (1252, 44495), (1565, 35596), (1618, 34430), (3130, 17798), (3236, 17215), (3443, 16180), (4045, 13772), (6260, 8899), (6886, 8090)]