201993340

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{67783}}^1$

素因数の和:67941

約数の個数: 24

約数和(自身を含む): 427039200

約数和(自身を除く): 225045860

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 67783, 135566, 271132, 338915, 677830, 1355660, 10099667, 20199334, 40398668, 50498335, 100996670, 201993340]

約数ペア:

[(1, 201993340), (2, 100996670), (4, 50498335), (5, 40398668), (10, 20199334), (20, 10099667), (149, 1355660), (298, 677830), (596, 338915), (745, 271132), (1490, 135566), (2980, 67783)]