11123960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 26248320

約数和(自身を除く): 15124360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 97, 122, 188, 194, 235, 244, 305, 376, 388, 470, 485, 488, 610, 776, 940, 970, 1220, 1880, 1940, 2440, 2867, 3880, 4559, 5734, 5917, 9118, 11468, 11834, 14335, 18236, 22795, 22936, 23668, 28670, 29585, 36472, 45590, 47336, 57340, 59170, 91180, 114680, 118340, 182360, 236680, 278099, 556198, 1112396, 1390495, 2224792, 2780990, 5561980, 11123960]

約数ペア:

[(1, 11123960), (2, 5561980), (4, 2780990), (5, 2224792), (8, 1390495), (10, 1112396), (20, 556198), (40, 278099), (47, 236680), (61, 182360), (94, 118340), (97, 114680), (122, 91180), (188, 59170), (194, 57340), (235, 47336), (244, 45590), (305, 36472), (376, 29585), (388, 28670), (470, 23668), (485, 22936), (488, 22795), (610, 18236), (776, 14335), (940, 11834), (970, 11468), (1220, 9118), (1880, 5917), (1940, 5734), (2440, 4559), (2867, 3880)]