71380580

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{7451}}^1$

素因数の和:7939

約数の個数: 24

約数和(自身を含む): 150232320

約数和(自身を除く): 78851740

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 7451, 9580, 14902, 29804, 37255, 74510, 149020, 3569029, 7138058, 14276116, 17845145, 35690290, 71380580]

約数ペア:

[(1, 71380580), (2, 35690290), (4, 17845145), (5, 14276116), (10, 7138058), (20, 3569029), (479, 149020), (958, 74510), (1916, 37255), (2395, 29804), (4790, 14902), (7451, 9580)]