55287980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5347}}^1$

素因数の和:5414

約数の個数: 48

約数和(自身を含む): 129378816

約数和(自身を除く): 74090836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 5347, 10340, 10694, 21388, 26735, 53470, 58817, 106940, 117634, 235268, 251309, 294085, 502618, 588170, 1005236, 1176340, 1256545, 2513090, 2764399, 5026180, 5528798, 11057596, 13821995, 27643990, 55287980]

約数ペア:

[(1, 55287980), (2, 27643990), (4, 13821995), (5, 11057596), (10, 5528798), (11, 5026180), (20, 2764399), (22, 2513090), (44, 1256545), (47, 1176340), (55, 1005236), (94, 588170), (110, 502618), (188, 294085), (220, 251309), (235, 235268), (470, 117634), (517, 106940), (940, 58817), (1034, 53470), (2068, 26735), (2585, 21388), (5170, 10694), (5347, 10340)]