17809390120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{14759}}^1$

素因数の和:15178

約数の個数: 64

約数和(自身を含む): 40617158400

約数和(自身を除く): 22807768280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 311, 388, 485, 622, 776, 970, 1244, 1555, 1940, 2488, 3110, 3880, 6220, 12440, 14759, 29518, 30167, 59036, 60334, 73795, 118072, 120668, 147590, 150835, 241336, 295180, 301670, 590360, 603340, 1206680, 1431623, 2863246, 4590049, 5726492, 7158115, 9180098, 11452984, 14316230, 18360196, 22950245, 28632460, 36720392, 45900490, 57264920, 91800980, 183601960, 445234753, 890469506, 1780939012, 2226173765, 3561878024, 4452347530, 8904695060, 17809390120]

約数ペア:

[(1, 17809390120), (2, 8904695060), (4, 4452347530), (5, 3561878024), (8, 2226173765), (10, 1780939012), (20, 890469506), (40, 445234753), (97, 183601960), (194, 91800980), (311, 57264920), (388, 45900490), (485, 36720392), (622, 28632460), (776, 22950245), (970, 18360196), (1244, 14316230), (1555, 11452984), (1940, 9180098), (2488, 7158115), (3110, 5726492), (3880, 4590049), (6220, 2863246), (12440, 1431623), (14759, 1206680), (29518, 603340), (30167, 590360), (59036, 301670), (60334, 295180), (73795, 241336), (118072, 150835), (120668, 147590)]