12667120

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1033

約数の個数: 40

約数和(自身を含む): 29640960

約数和(自身を除く): 16973840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 829, 955, 1528, 1658, 1910, 3056, 3316, 3820, 4145, 6632, 7640, 8290, 13264, 15280, 16580, 33160, 66320, 158339, 316678, 633356, 791695, 1266712, 1583390, 2533424, 3166780, 6333560, 12667120]

約数ペア:

[(1, 12667120), (2, 6333560), (4, 3166780), (5, 2533424), (8, 1583390), (10, 1266712), (16, 791695), (20, 633356), (40, 316678), (80, 158339), (191, 66320), (382, 33160), (764, 16580), (829, 15280), (955, 13264), (1528, 8290), (1658, 7640), (1910, 6632), (3056, 4145), (3316, 3820)]