7140762640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{172649}}^1$

素因数の和:172720

約数の個数: 80

約数和(自身を含む): 18497030400

約数和(自身を除く): 11356267760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 2068, 2585, 3760, 4136, 5170, 8272, 10340, 20680, 41360, 172649, 345298, 690596, 863245, 1381192, 1726490, 1899139, 2762384, 3452980, 3798278, 6905960, 7596556, 8114503, 9495695, 13811920, 15193112, 16229006, 18991390, 30386224, 32458012, 37982780, 40572515, 64916024, 75965560, 81145030, 89259533, 129832048, 151931120, 162290060, 178519066, 324580120, 357038132, 446297665, 649160240, 714076264, 892595330, 1428152528, 1785190660, 3570381320, 7140762640]

約数ペア:

[(1, 7140762640), (2, 3570381320), (4, 1785190660), (5, 1428152528), (8, 892595330), (10, 714076264), (11, 649160240), (16, 446297665), (20, 357038132), (22, 324580120), (40, 178519066), (44, 162290060), (47, 151931120), (55, 129832048), (80, 89259533), (88, 81145030), (94, 75965560), (110, 64916024), (176, 40572515), (188, 37982780), (220, 32458012), (235, 30386224), (376, 18991390), (440, 16229006), (470, 15193112), (517, 13811920), (752, 9495695), (880, 8114503), (940, 7596556), (1034, 6905960), (1880, 3798278), (2068, 3452980), (2585, 2762384), (3760, 1899139), (4136, 1726490), (5170, 1381192), (8272, 863245), (10340, 690596), (20680, 345298), (41360, 172649)]