6981400

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 16505640

約数和(自身を除く): 9524240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 521, 536, 670, 1042, 1340, 1675, 2084, 2605, 2680, 3350, 4168, 5210, 6700, 10420, 13025, 13400, 20840, 26050, 34907, 52100, 69814, 104200, 139628, 174535, 279256, 349070, 698140, 872675, 1396280, 1745350, 3490700, 6981400]

約数ペア:

[(1, 6981400), (2, 3490700), (4, 1745350), (5, 1396280), (8, 872675), (10, 698140), (20, 349070), (25, 279256), (40, 174535), (50, 139628), (67, 104200), (100, 69814), (134, 52100), (200, 34907), (268, 26050), (335, 20840), (521, 13400), (536, 13025), (670, 10420), (1042, 6700), (1340, 5210), (1675, 4168), (2084, 3350), (2605, 2680)]