5180120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 12990240

約数和(自身を除く): 7810120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 193, 220, 244, 305, 386, 440, 488, 610, 671, 772, 965, 1220, 1342, 1544, 1930, 2123, 2440, 2684, 3355, 3860, 4246, 5368, 6710, 7720, 8492, 10615, 11773, 13420, 16984, 21230, 23546, 26840, 42460, 47092, 58865, 84920, 94184, 117730, 129503, 235460, 259006, 470920, 518012, 647515, 1036024, 1295030, 2590060, 5180120]

約数ペア:

[(1, 5180120), (2, 2590060), (4, 1295030), (5, 1036024), (8, 647515), (10, 518012), (11, 470920), (20, 259006), (22, 235460), (40, 129503), (44, 117730), (55, 94184), (61, 84920), (88, 58865), (110, 47092), (122, 42460), (193, 26840), (220, 23546), (244, 21230), (305, 16984), (386, 13420), (440, 11773), (488, 10615), (610, 8492), (671, 7720), (772, 6710), (965, 5368), (1220, 4246), (1342, 3860), (1544, 3355), (1930, 2684), (2123, 2440)]