15444340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 34574400

約数和(自身を除く): 19130060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 419, 485, 838, 970, 1676, 1843, 1940, 2095, 3686, 4190, 7372, 7961, 8380, 9215, 15922, 18430, 31844, 36860, 39805, 40643, 79610, 81286, 159220, 162572, 203215, 406430, 772217, 812860, 1544434, 3088868, 3861085, 7722170, 15444340]

約数ペア:

[(1, 15444340), (2, 7722170), (4, 3861085), (5, 3088868), (10, 1544434), (19, 812860), (20, 772217), (38, 406430), (76, 203215), (95, 162572), (97, 159220), (190, 81286), (194, 79610), (380, 40643), (388, 39805), (419, 36860), (485, 31844), (838, 18430), (970, 15922), (1676, 9215), (1843, 8380), (1940, 7961), (2095, 7372), (3686, 4190)]