1278928

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 2985920

約数和(自身を除く): 1706992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 601, 1064, 1202, 2128, 2404, 4207, 4808, 8414, 9616, 11419, 16828, 22838, 33656, 45676, 67312, 79933, 91352, 159866, 182704, 319732, 639464, 1278928]

約数ペア:

[(1, 1278928), (2, 639464), (4, 319732), (7, 182704), (8, 159866), (14, 91352), (16, 79933), (19, 67312), (28, 45676), (38, 33656), (56, 22838), (76, 16828), (112, 11419), (133, 9616), (152, 8414), (266, 4808), (304, 4207), (532, 2404), (601, 2128), (1064, 1202)]