12762020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4871}}^1$

素因数の和:5011

約数の個数: 24

約数和(自身を含む): 27010368

約数和(自身を除く): 14248348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4871, 9742, 19484, 24355, 48710, 97420, 638101, 1276202, 2552404, 3190505, 6381010, 12762020]

約数ペア:

[(1, 12762020), (2, 6381010), (4, 3190505), (5, 2552404), (10, 1276202), (20, 638101), (131, 97420), (262, 48710), (524, 24355), (655, 19484), (1310, 9742), (2620, 4871)]