28485097240

素因数分解:

$2^3\times 5^1\times {\mathrm{712127431}}^1$

素因数の和:712127442

約数の個数: 16

約数和(自身を含む): 64091468880

約数和(自身を除く): 35606371640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 712127431, 1424254862, 2848509724, 3560637155, 5697019448, 7121274310, 14242548620, 28485097240]

約数ペア:

[(1, 28485097240), (2, 14242548620), (4, 7121274310), (5, 5697019448), (8, 3560637155), (10, 2848509724), (20, 1424254862), (40, 712127431)]