4011920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 10499328

約数和(自身を除く): 6487408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 97, 110, 176, 188, 194, 220, 235, 376, 388, 440, 470, 485, 517, 752, 776, 880, 940, 970, 1034, 1067, 1552, 1880, 1940, 2068, 2134, 2585, 3760, 3880, 4136, 4268, 4559, 5170, 5335, 7760, 8272, 8536, 9118, 10340, 10670, 17072, 18236, 20680, 21340, 22795, 36472, 41360, 42680, 45590, 50149, 72944, 85360, 91180, 100298, 182360, 200596, 250745, 364720, 401192, 501490, 802384, 1002980, 2005960, 4011920]

約数ペア:

[(1, 4011920), (2, 2005960), (4, 1002980), (5, 802384), (8, 501490), (10, 401192), (11, 364720), (16, 250745), (20, 200596), (22, 182360), (40, 100298), (44, 91180), (47, 85360), (55, 72944), (80, 50149), (88, 45590), (94, 42680), (97, 41360), (110, 36472), (176, 22795), (188, 21340), (194, 20680), (220, 18236), (235, 17072), (376, 10670), (388, 10340), (440, 9118), (470, 8536), (485, 8272), (517, 7760), (752, 5335), (776, 5170), (880, 4559), (940, 4268), (970, 4136), (1034, 3880), (1067, 3760), (1552, 2585), (1880, 2134), (1940, 2068)]