11938760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 28894320

約数和(自身を除く): 16955560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 181, 194, 340, 362, 388, 485, 680, 724, 776, 905, 970, 1448, 1649, 1810, 1940, 3077, 3298, 3620, 3880, 6154, 6596, 7240, 8245, 12308, 13192, 15385, 16490, 17557, 24616, 30770, 32980, 35114, 61540, 65960, 70228, 87785, 123080, 140456, 175570, 298469, 351140, 596938, 702280, 1193876, 1492345, 2387752, 2984690, 5969380, 11938760]

約数ペア:

[(1, 11938760), (2, 5969380), (4, 2984690), (5, 2387752), (8, 1492345), (10, 1193876), (17, 702280), (20, 596938), (34, 351140), (40, 298469), (68, 175570), (85, 140456), (97, 123080), (136, 87785), (170, 70228), (181, 65960), (194, 61540), (340, 35114), (362, 32980), (388, 30770), (485, 24616), (680, 17557), (724, 16490), (776, 15385), (905, 13192), (970, 12308), (1448, 8245), (1649, 7240), (1810, 6596), (1940, 6154), (3077, 3880), (3298, 3620)]