1902460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 2742404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 127, 140, 214, 254, 428, 508, 535, 635, 749, 889, 1070, 1270, 1498, 1778, 2140, 2540, 2996, 3556, 3745, 4445, 7490, 8890, 13589, 14980, 17780, 27178, 54356, 67945, 95123, 135890, 190246, 271780, 380492, 475615, 951230, 1902460]

約数ペア:

[(1, 1902460), (2, 951230), (4, 475615), (5, 380492), (7, 271780), (10, 190246), (14, 135890), (20, 95123), (28, 67945), (35, 54356), (70, 27178), (107, 17780), (127, 14980), (140, 13589), (214, 8890), (254, 7490), (428, 4445), (508, 3745), (535, 3556), (635, 2996), (749, 2540), (889, 2140), (1070, 1778), (1270, 1498)]