2580110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 5080320

約数和(自身を除く): 2500210

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 223, 445, 446, 890, 1115, 1157, 2230, 2314, 2899, 5785, 5798, 11570, 14495, 19847, 28990, 39694, 99235, 198470, 258011, 516022, 1290055, 2580110]

約数ペア:

[(1, 2580110), (2, 1290055), (5, 516022), (10, 258011), (13, 198470), (26, 99235), (65, 39694), (89, 28990), (130, 19847), (178, 14495), (223, 11570), (445, 5798), (446, 5785), (890, 2899), (1115, 2314), (1157, 2230)]