1399881140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{11273}}^1$

素因数の和:12176

約数の個数: 48

約数和(自身を含む): 3363800832

約数和(自身を除く): 1963919692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 887, 1774, 3548, 4435, 6209, 8870, 11273, 12418, 17740, 22546, 24836, 31045, 45092, 56365, 62090, 78911, 112730, 124180, 157822, 225460, 315644, 394555, 789110, 1578220, 9999151, 19998302, 39996604, 49995755, 69994057, 99991510, 139988114, 199983020, 279976228, 349970285, 699940570, 1399881140]

約数ペア:

[(1, 1399881140), (2, 699940570), (4, 349970285), (5, 279976228), (7, 199983020), (10, 139988114), (14, 99991510), (20, 69994057), (28, 49995755), (35, 39996604), (70, 19998302), (140, 9999151), (887, 1578220), (1774, 789110), (3548, 394555), (4435, 315644), (6209, 225460), (8870, 157822), (11273, 124180), (12418, 112730), (17740, 78911), (22546, 62090), (24836, 56365), (31045, 45092)]