12904550

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4231}}^1$

素因数の和:4304

約数の個数: 24

約数和(自身を含む): 24401712

約数和(自身を除く): 11497162

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 4231, 8462, 21155, 42310, 105775, 211550, 258091, 516182, 1290455, 2580910, 6452275, 12904550]

約数ペア:

[(1, 12904550), (2, 6452275), (5, 2580910), (10, 1290455), (25, 516182), (50, 258091), (61, 211550), (122, 105775), (305, 42310), (610, 21155), (1525, 8462), (3050, 4231)]