993340840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{468557}}^1$

素因数の和:468621

約数の個数: 32

約数和(自身を含む): 2277191880

約数和(自身を除く): 1283851040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 468557, 937114, 1874228, 2342785, 3748456, 4685570, 9371140, 18742280, 24833521, 49667042, 99334084, 124167605, 198668168, 248335210, 496670420, 993340840]

約数ペア:

[(1, 993340840), (2, 496670420), (4, 248335210), (5, 198668168), (8, 124167605), (10, 99334084), (20, 49667042), (40, 24833521), (53, 18742280), (106, 9371140), (212, 4685570), (265, 3748456), (424, 2342785), (530, 1874228), (1060, 937114), (2120, 468557)]