2541821690

素因数分解:

$2^1\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{195977}}^1$

素因数の和:197281

約数の個数: 16

約数和(自身を含む): 4578829992

約数和(自身を除く): 2037008302

約数列:

[1, 2, 5, 10, 1297, 2594, 6485, 12970, 195977, 391954, 979885, 1959770, 254182169, 508364338, 1270910845, 2541821690]

約数ペア:

[(1, 2541821690), (2, 1270910845), (5, 508364338), (10, 254182169), (1297, 1959770), (2594, 979885), (6485, 391954), (12970, 195977)]