1084880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 2571264

約数和(自身を除く): 1486384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 191, 284, 355, 382, 568, 710, 764, 955, 1136, 1420, 1528, 1910, 2840, 3056, 3820, 5680, 7640, 13561, 15280, 27122, 54244, 67805, 108488, 135610, 216976, 271220, 542440, 1084880]

約数ペア:

[(1, 1084880), (2, 542440), (4, 271220), (5, 216976), (8, 135610), (10, 108488), (16, 67805), (20, 54244), (40, 27122), (71, 15280), (80, 13561), (142, 7640), (191, 5680), (284, 3820), (355, 3056), (382, 2840), (568, 1910), (710, 1528), (764, 1420), (955, 1136)]