239898340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{23201}}^1$

素因数の和:23268

約数の個数: 48

約数和(自身を含む): 561302784

約数和(自身を除く): 321404444

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, 10340, 23201, 46402, 92804, 116005, 232010, 255211, 464020, 510422, 1020844, 1090447, 1276055, 2180894, 2552110, 4361788, 5104220, 5452235, 10904470, 11994917, 21808940, 23989834, 47979668, 59974585, 119949170, 239898340]

約数ペア:

[(1, 239898340), (2, 119949170), (4, 59974585), (5, 47979668), (10, 23989834), (11, 21808940), (20, 11994917), (22, 10904470), (44, 5452235), (47, 5104220), (55, 4361788), (94, 2552110), (110, 2180894), (188, 1276055), (220, 1090447), (235, 1020844), (470, 510422), (517, 464020), (940, 255211), (1034, 232010), (2068, 116005), (2585, 92804), (5170, 46402), (10340, 23201)]