2688338840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149021}}^1$

素因数の和:149084

約数の個数: 64

約数和(自身を含む): 6759637920

約数和(自身を除く): 4071299080

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, 3608, 4510, 9020, 18040, 149021, 298042, 596084, 745105, 1192168, 1490210, 1639231, 2980420, 3278462, 5960840, 6109861, 6556924, 8196155, 12219722, 13113848, 16392310, 24439444, 30549305, 32784620, 48878888, 61098610, 65569240, 67208471, 122197220, 134416942, 244394440, 268833884, 336042355, 537667768, 672084710, 1344169420, 2688338840]

約数ペア:

[(1, 2688338840), (2, 1344169420), (4, 672084710), (5, 537667768), (8, 336042355), (10, 268833884), (11, 244394440), (20, 134416942), (22, 122197220), (40, 67208471), (41, 65569240), (44, 61098610), (55, 48878888), (82, 32784620), (88, 30549305), (110, 24439444), (164, 16392310), (205, 13113848), (220, 12219722), (328, 8196155), (410, 6556924), (440, 6109861), (451, 5960840), (820, 3278462), (902, 2980420), (1640, 1639231), (1804, 1490210), (2255, 1192168), (3608, 745105), (4510, 596084), (9020, 298042), (18040, 149021)]