4993640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{983}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 11335680

約数和(自身を除く): 6342040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 983, 1016, 1270, 1966, 2540, 3932, 4915, 5080, 7864, 9830, 19660, 39320, 124841, 249682, 499364, 624205, 998728, 1248410, 2496820, 4993640]

約数ペア:

[(1, 4993640), (2, 2496820), (4, 1248410), (5, 998728), (8, 624205), (10, 499364), (20, 249682), (40, 124841), (127, 39320), (254, 19660), (508, 9830), (635, 7864), (983, 5080), (1016, 4915), (1270, 3932), (1966, 2540)]