27863240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9811}}^1$

素因数の和:9893

約数の個数: 32

約数和(自身を含む): 63581760

約数和(自身を除く): 35718520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9811, 19622, 39244, 49055, 78488, 98110, 196220, 392440, 696581, 1393162, 2786324, 3482905, 5572648, 6965810, 13931620, 27863240]

約数ペア:

[(1, 27863240), (2, 13931620), (4, 6965810), (5, 5572648), (8, 3482905), (10, 2786324), (20, 1393162), (40, 696581), (71, 392440), (142, 196220), (284, 98110), (355, 78488), (568, 49055), (710, 39244), (1420, 19622), (2840, 9811)]