68190320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77489}}^1$

素因数の和:77513

約数の個数: 40

約数和(自身を含む): 172957680

約数和(自身を除く): 104767360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77489, 154978, 309956, 387445, 619912, 774890, 852379, 1239824, 1549780, 1704758, 3099560, 3409516, 4261895, 6199120, 6819032, 8523790, 13638064, 17047580, 34095160, 68190320]

約数ペア:

[(1, 68190320), (2, 34095160), (4, 17047580), (5, 13638064), (8, 8523790), (10, 6819032), (11, 6199120), (16, 4261895), (20, 3409516), (22, 3099560), (40, 1704758), (44, 1549780), (55, 1239824), (80, 852379), (88, 774890), (110, 619912), (176, 387445), (220, 309956), (440, 154978), (880, 77489)]