1774212860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{99787}}^1$

素因数の和:99930

約数の個数: 48

約数和(自身を含む): 4291682304

約数和(自身を除く): 2517469444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 99787, 199574, 399148, 498935, 698509, 997870, 1397018, 1995740, 2794036, 3492545, 6985090, 12672949, 13970180, 25345898, 50691796, 63364745, 88710643, 126729490, 177421286, 253458980, 354842572, 443553215, 887106430, 1774212860]

約数ペア:

[(1, 1774212860), (2, 887106430), (4, 443553215), (5, 354842572), (7, 253458980), (10, 177421286), (14, 126729490), (20, 88710643), (28, 63364745), (35, 50691796), (70, 25345898), (127, 13970180), (140, 12672949), (254, 6985090), (508, 3492545), (635, 2794036), (889, 1995740), (1270, 1397018), (1778, 997870), (2540, 698509), (3556, 498935), (4445, 399148), (8890, 199574), (17780, 99787)]