16809760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9551}}^1$

素因数の和:9577

約数の個数: 48

約数和(自身を含む): 43327872

約数和(自身を除く): 26518112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 9551, 19102, 38204, 47755, 76408, 95510, 105061, 152816, 191020, 210122, 305632, 382040, 420244, 525305, 764080, 840488, 1050610, 1528160, 1680976, 2101220, 3361952, 4202440, 8404880, 16809760]

約数ペア:

[(1, 16809760), (2, 8404880), (4, 4202440), (5, 3361952), (8, 2101220), (10, 1680976), (11, 1528160), (16, 1050610), (20, 840488), (22, 764080), (32, 525305), (40, 420244), (44, 382040), (55, 305632), (80, 210122), (88, 191020), (110, 152816), (160, 105061), (176, 95510), (220, 76408), (352, 47755), (440, 38204), (880, 19102), (1760, 9551)]