40284640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 106251264

約数和(自身を除く): 65966624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 160, 176, 188, 220, 235, 352, 376, 440, 470, 487, 517, 752, 880, 940, 974, 1034, 1504, 1760, 1880, 1948, 2068, 2435, 2585, 3760, 3896, 4136, 4870, 5170, 5357, 7520, 7792, 8272, 9740, 10340, 10714, 15584, 16544, 19480, 20680, 21428, 22889, 26785, 38960, 41360, 42856, 45778, 53570, 77920, 82720, 85712, 91556, 107140, 114445, 171424, 183112, 214280, 228890, 251779, 366224, 428560, 457780, 503558, 732448, 857120, 915560, 1007116, 1258895, 1831120, 2014232, 2517790, 3662240, 4028464, 5035580, 8056928, 10071160, 20142320, 40284640]

約数ペア:

[(1, 40284640), (2, 20142320), (4, 10071160), (5, 8056928), (8, 5035580), (10, 4028464), (11, 3662240), (16, 2517790), (20, 2014232), (22, 1831120), (32, 1258895), (40, 1007116), (44, 915560), (47, 857120), (55, 732448), (80, 503558), (88, 457780), (94, 428560), (110, 366224), (160, 251779), (176, 228890), (188, 214280), (220, 183112), (235, 171424), (352, 114445), (376, 107140), (440, 91556), (470, 85712), (487, 82720), (517, 77920), (752, 53570), (880, 45778), (940, 42856), (974, 41360), (1034, 38960), (1504, 26785), (1760, 22889), (1880, 21428), (1948, 20680), (2068, 19480), (2435, 16544), (2585, 15584), (3760, 10714), (3896, 10340), (4136, 9740), (4870, 8272), (5170, 7792), (5357, 7520)]