2047492705

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1\times {\mathrm{5639}}^1$

素因数の和:6464

約数の個数: 16

約数和(自身を含む): 2485209600

約数和(自身を除く): 437716895

約数列:

[1, 5, 101, 505, 719, 3595, 5639, 28195, 72619, 363095, 569539, 2847695, 4054441, 20272205, 409498541, 2047492705]

約数ペア:

[(1, 2047492705), (5, 409498541), (101, 20272205), (505, 4054441), (719, 2847695), (3595, 569539), (5639, 363095), (28195, 72619)]