90712460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 122660980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 97, 107, 115, 190, 194, 214, 230, 380, 388, 428, 437, 460, 485, 535, 874, 970, 1070, 1748, 1843, 1940, 2033, 2140, 2185, 2231, 2461, 3686, 4066, 4370, 4462, 4922, 7372, 8132, 8740, 8924, 9215, 9844, 10165, 10379, 11155, 12305, 18430, 20330, 20758, 22310, 24610, 36860, 40660, 41516, 42389, 44620, 46759, 49220, 51895, 84778, 93518, 103790, 169556, 187036, 197201, 207580, 211945, 233795, 238717, 394402, 423890, 467590, 477434, 788804, 847780, 935180, 954868, 986005, 1193585, 1972010, 2387170, 3944020, 4535623, 4774340, 9071246, 18142492, 22678115, 45356230, 90712460]

約数ペア:

[(1, 90712460), (2, 45356230), (4, 22678115), (5, 18142492), (10, 9071246), (19, 4774340), (20, 4535623), (23, 3944020), (38, 2387170), (46, 1972010), (76, 1193585), (92, 986005), (95, 954868), (97, 935180), (107, 847780), (115, 788804), (190, 477434), (194, 467590), (214, 423890), (230, 394402), (380, 238717), (388, 233795), (428, 211945), (437, 207580), (460, 197201), (485, 187036), (535, 169556), (874, 103790), (970, 93518), (1070, 84778), (1748, 51895), (1843, 49220), (1940, 46759), (2033, 44620), (2140, 42389), (2185, 41516), (2231, 40660), (2461, 36860), (3686, 24610), (4066, 22310), (4370, 20758), (4462, 20330), (4922, 18430), (7372, 12305), (8132, 11155), (8740, 10379), (8924, 10165), (9215, 9844)]