995380

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 2110248

約数和(自身を除く): 1114868

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 317, 628, 634, 785, 1268, 1570, 1585, 3140, 3170, 6340, 49769, 99538, 199076, 248845, 497690, 995380]

約数ペア:

[(1, 995380), (2, 497690), (4, 248845), (5, 199076), (10, 99538), (20, 49769), (157, 6340), (314, 3170), (317, 3140), (628, 1585), (634, 1570), (785, 1268)]