84340420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{32191}}^1$

素因数の和:32331

約数の個数: 24

約数和(自身を含む): 178472448

約数和(自身を除く): 94132028

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 32191, 64382, 128764, 160955, 321910, 643820, 4217021, 8434042, 16868084, 21085105, 42170210, 84340420]

約数ペア:

[(1, 84340420), (2, 42170210), (4, 21085105), (5, 16868084), (10, 8434042), (20, 4217021), (131, 643820), (262, 321910), (524, 160955), (655, 128764), (1310, 64382), (2620, 32191)]