2017292500

素因数分解:

$2^2\times 5^4\times {\mathrm{806917}}^1$

素因数の和:806941

約数の個数: 30

約数和(自身を含む): 4411420706

約数和(自身を除く): 2394128206

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 806917, 1613834, 3227668, 4034585, 8069170, 16138340, 20172925, 40345850, 80691700, 100864625, 201729250, 403458500, 504323125, 1008646250, 2017292500]

約数ペア:

[(1, 2017292500), (2, 1008646250), (4, 504323125), (5, 403458500), (10, 201729250), (20, 100864625), (25, 80691700), (50, 40345850), (100, 20172925), (125, 16138340), (250, 8069170), (500, 4034585), (625, 3227668), (1250, 1613834), (2500, 806917)]