121230020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{46271}}^1$

素因数の和:46411

約数の個数: 24

約数和(自身を含む): 256531968

約数和(自身を除く): 135301948

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 46271, 92542, 185084, 231355, 462710, 925420, 6061501, 12123002, 24246004, 30307505, 60615010, 121230020]

約数ペア:

[(1, 121230020), (2, 60615010), (4, 30307505), (5, 24246004), (10, 12123002), (20, 6061501), (131, 925420), (262, 462710), (524, 231355), (655, 185084), (1310, 92542), (2620, 46271)]