310548020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{122263}}^1$

素因数の和:122399

約数の個数: 24

約数和(自身を含む): 657291264

約数和(自身を除く): 346743244

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 122263, 244526, 489052, 611315, 1222630, 2445260, 15527401, 31054802, 62109604, 77637005, 155274010, 310548020]

約数ペア:

[(1, 310548020), (2, 155274010), (4, 77637005), (5, 62109604), (10, 31054802), (20, 15527401), (127, 2445260), (254, 1222630), (508, 611315), (635, 489052), (1270, 244526), (2540, 122263)]