1880493215

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1\times {\mathrm{2143}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 2270650368

約数和(自身を除く): 390157153

約数列:

[1, 5, 223, 787, 1115, 2143, 3935, 10715, 175501, 477889, 877505, 1686541, 2389445, 8432705, 376098643, 1880493215]

約数ペア:

[(1, 1880493215), (5, 376098643), (223, 8432705), (787, 2389445), (1115, 1686541), (2143, 877505), (3935, 477889), (10715, 175501)]