11919725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 15702120

約数和(自身を除く): 3782395

約数列:

[1, 5, 25, 29, 41, 145, 205, 401, 725, 1025, 1189, 2005, 5945, 10025, 11629, 16441, 29725, 58145, 82205, 290725, 411025, 476789, 2383945, 11919725]

約数ペア:

[(1, 11919725), (5, 2383945), (25, 476789), (29, 411025), (41, 290725), (145, 82205), (205, 58145), (401, 29725), (725, 16441), (1025, 11629), (1189, 10025), (2005, 5945)]