10909900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1474

約数の個数: 36

約数和(自身を含む): 23991520

約数和(自身を除く): 13081620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1381, 1580, 1975, 2762, 3950, 5524, 6905, 7900, 13810, 27620, 34525, 69050, 109099, 138100, 218198, 436396, 545495, 1090990, 2181980, 2727475, 5454950, 10909900]

約数ペア:

[(1, 10909900), (2, 5454950), (4, 2727475), (5, 2181980), (10, 1090990), (20, 545495), (25, 436396), (50, 218198), (79, 138100), (100, 109099), (158, 69050), (316, 34525), (395, 27620), (790, 13810), (1381, 7900), (1580, 6905), (1975, 5524), (2762, 3950)]