1799402380

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1\times {\mathrm{1447}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 3826299456

約数和(自身を除く): 2026897076

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 641, 970, 1282, 1447, 1940, 2564, 2894, 3205, 5788, 6410, 7235, 12820, 14470, 28940, 62177, 124354, 140359, 248708, 280718, 310885, 561436, 621770, 701795, 927527, 1243540, 1403590, 1855054, 2807180, 3710108, 4637635, 9275270, 18550540, 89970119, 179940238, 359880476, 449850595, 899701190, 1799402380]

約数ペア:

[(1, 1799402380), (2, 899701190), (4, 449850595), (5, 359880476), (10, 179940238), (20, 89970119), (97, 18550540), (194, 9275270), (388, 4637635), (485, 3710108), (641, 2807180), (970, 1855054), (1282, 1403590), (1447, 1243540), (1940, 927527), (2564, 701795), (2894, 621770), (3205, 561436), (5788, 310885), (6410, 280718), (7235, 248708), (12820, 140359), (14470, 124354), (28940, 62177)]