40281505

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 53625600

約数和(自身を除く): 13344095

約数列:

[1, 5, 11, 55, 121, 139, 479, 605, 695, 1529, 2395, 5269, 7645, 16819, 26345, 57959, 66581, 84095, 289795, 332905, 732391, 3661955, 8056301, 40281505]

約数ペア:

[(1, 40281505), (5, 8056301), (11, 3661955), (55, 732391), (121, 332905), (139, 289795), (479, 84095), (605, 66581), (695, 57959), (1529, 26345), (2395, 16819), (5269, 7645)]