40896680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2267}}^1$

素因数の和:2330

約数の個数: 64

約数和(自身を含む): 102876480

約数和(自身を除く): 61979800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 2267, 3608, 4510, 4534, 9020, 9068, 11335, 18040, 18136, 22670, 24937, 45340, 49874, 90680, 92947, 99748, 124685, 185894, 199496, 249370, 371788, 464735, 498740, 743576, 929470, 997480, 1022417, 1858940, 2044834, 3717880, 4089668, 5112085, 8179336, 10224170, 20448340, 40896680]

約数ペア:

[(1, 40896680), (2, 20448340), (4, 10224170), (5, 8179336), (8, 5112085), (10, 4089668), (11, 3717880), (20, 2044834), (22, 1858940), (40, 1022417), (41, 997480), (44, 929470), (55, 743576), (82, 498740), (88, 464735), (110, 371788), (164, 249370), (205, 199496), (220, 185894), (328, 124685), (410, 99748), (440, 92947), (451, 90680), (820, 49874), (902, 45340), (1640, 24937), (1804, 22670), (2255, 18136), (2267, 18040), (3608, 11335), (4510, 9068), (4534, 9020)]