28927540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{85081}}^1$

素因数の和:85107

約数の個数: 24

約数和(自身を含む): 64321992

約数和(自身を除く): 35394452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 85081, 170162, 340324, 425405, 850810, 1446377, 1701620, 2892754, 5785508, 7231885, 14463770, 28927540]

約数ペア:

[(1, 28927540), (2, 14463770), (4, 7231885), (5, 5785508), (10, 2892754), (17, 1701620), (20, 1446377), (34, 850810), (68, 425405), (85, 340324), (170, 170162), (340, 85081)]