2021307320

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{66403}}^1$

素因数の和:67175

約数の個数: 32

約数和(自身を含む): 4553986320

約数和(自身を除く): 2532679000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1522, 3044, 3805, 6088, 7610, 15220, 30440, 66403, 132806, 265612, 332015, 531224, 664030, 1328060, 2656120, 50532683, 101065366, 202130732, 252663415, 404261464, 505326830, 1010653660, 2021307320]

約数ペア:

[(1, 2021307320), (2, 1010653660), (4, 505326830), (5, 404261464), (8, 252663415), (10, 202130732), (20, 101065366), (40, 50532683), (761, 2656120), (1522, 1328060), (3044, 664030), (3805, 531224), (6088, 332015), (7610, 265612), (15220, 132806), (30440, 66403)]