10891340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4157}}^1$

素因数の和:4297

約数の個数: 24

約数和(自身を含む): 23051952

約数和(自身を除く): 12160612

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4157, 8314, 16628, 20785, 41570, 83140, 544567, 1089134, 2178268, 2722835, 5445670, 10891340]

約数ペア:

[(1, 10891340), (2, 5445670), (4, 2722835), (5, 2178268), (10, 1089134), (20, 544567), (131, 83140), (262, 41570), (524, 20785), (655, 16628), (1310, 8314), (2620, 4157)]