30107420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2591}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 73156608

約数和(自身を除く): 43049188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2591, 2905, 5182, 5810, 10364, 11620, 12955, 18137, 25910, 36274, 51820, 72548, 90685, 181370, 215053, 362740, 430106, 860212, 1075265, 1505371, 2150530, 3010742, 4301060, 6021484, 7526855, 15053710, 30107420]

約数ペア:

[(1, 30107420), (2, 15053710), (4, 7526855), (5, 6021484), (7, 4301060), (10, 3010742), (14, 2150530), (20, 1505371), (28, 1075265), (35, 860212), (70, 430106), (83, 362740), (140, 215053), (166, 181370), (332, 90685), (415, 72548), (581, 51820), (830, 36274), (1162, 25910), (1660, 18137), (2324, 12955), (2591, 11620), (2905, 10364), (5182, 5810)]