27788080

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{829}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 64839600

約数和(自身を除く): 37051520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 829, 838, 1658, 1676, 2095, 3316, 3352, 4145, 4190, 6632, 6704, 8290, 8380, 13264, 16580, 16760, 33160, 33520, 66320, 347351, 694702, 1389404, 1736755, 2778808, 3473510, 5557616, 6947020, 13894040, 27788080]

約数ペア:

[(1, 27788080), (2, 13894040), (4, 6947020), (5, 5557616), (8, 3473510), (10, 2778808), (16, 1736755), (20, 1389404), (40, 694702), (80, 347351), (419, 66320), (829, 33520), (838, 33160), (1658, 16760), (1676, 16580), (2095, 13264), (3316, 8380), (3352, 8290), (4145, 6704), (4190, 6632)]