20161497840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7636931}}^1$

素因数の和:7636958

約数の個数: 80

約数和(自身を含む): 68182528896

約数和(自身を除く): 48021031056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7636931, 15273862, 22910793, 30547724, 38184655, 45821586, 61095448, 76369310, 84006241, 91643172, 114553965, 122190896, 152738620, 168012482, 183286344, 229107930, 252018723, 305477240, 336024964, 366572688, 420031205, 458215860, 504037446, 610954480, 672049928, 840062410, 916431720, 1008074892, 1260093615, 1344099856, 1680124820, 1832863440, 2016149784, 2520187230, 3360249640, 4032299568, 5040374460, 6720499280, 10080748920, 20161497840]

約数ペア:

[(1, 20161497840), (2, 10080748920), (3, 6720499280), (4, 5040374460), (5, 4032299568), (6, 3360249640), (8, 2520187230), (10, 2016149784), (11, 1832863440), (12, 1680124820), (15, 1344099856), (16, 1260093615), (20, 1008074892), (22, 916431720), (24, 840062410), (30, 672049928), (33, 610954480), (40, 504037446), (44, 458215860), (48, 420031205), (55, 366572688), (60, 336024964), (66, 305477240), (80, 252018723), (88, 229107930), (110, 183286344), (120, 168012482), (132, 152738620), (165, 122190896), (176, 114553965), (220, 91643172), (240, 84006241), (264, 76369310), (330, 61095448), (440, 45821586), (528, 38184655), (660, 30547724), (880, 22910793), (1320, 15273862), (2640, 7636931)]