1914440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 4968000

約数和(自身を除く): 3053560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 229, 380, 418, 440, 458, 760, 836, 916, 1045, 1145, 1672, 1832, 2090, 2290, 2519, 4180, 4351, 4580, 5038, 8360, 8702, 9160, 10076, 12595, 17404, 20152, 21755, 25190, 34808, 43510, 47861, 50380, 87020, 95722, 100760, 174040, 191444, 239305, 382888, 478610, 957220, 1914440]

約数ペア:

[(1, 1914440), (2, 957220), (4, 478610), (5, 382888), (8, 239305), (10, 191444), (11, 174040), (19, 100760), (20, 95722), (22, 87020), (38, 50380), (40, 47861), (44, 43510), (55, 34808), (76, 25190), (88, 21755), (95, 20152), (110, 17404), (152, 12595), (190, 10076), (209, 9160), (220, 8702), (229, 8360), (380, 5038), (418, 4580), (440, 4351), (458, 4180), (760, 2519), (836, 2290), (916, 2090), (1045, 1832), (1145, 1672)]