1897618760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{3851}}^1$

素因数の和:4086

約数の個数: 64

約数和(自身を含む): 4348753920

約数和(自身を除く): 2451135160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 127, 194, 254, 388, 485, 508, 635, 776, 970, 1016, 1270, 1940, 2540, 3851, 3880, 5080, 7702, 12319, 15404, 19255, 24638, 30808, 38510, 49276, 61595, 77020, 98552, 123190, 154040, 246380, 373547, 489077, 492760, 747094, 978154, 1494188, 1867735, 1956308, 2445385, 2988376, 3735470, 3912616, 4890770, 7470940, 9781540, 14941880, 19563080, 47440469, 94880938, 189761876, 237202345, 379523752, 474404690, 948809380, 1897618760]

約数ペア:

[(1, 1897618760), (2, 948809380), (4, 474404690), (5, 379523752), (8, 237202345), (10, 189761876), (20, 94880938), (40, 47440469), (97, 19563080), (127, 14941880), (194, 9781540), (254, 7470940), (388, 4890770), (485, 3912616), (508, 3735470), (635, 2988376), (776, 2445385), (970, 1956308), (1016, 1867735), (1270, 1494188), (1940, 978154), (2540, 747094), (3851, 492760), (3880, 489077), (5080, 373547), (7702, 246380), (12319, 154040), (15404, 123190), (19255, 98552), (24638, 77020), (30808, 61595), (38510, 49276)]