207989680

素因数分解:

$2^4\times 5^1\times {\mathrm{2599871}}^1$

素因数の和:2599884

約数の個数: 20

約数和(自身を含む): 483576192

約数和(自身を除く): 275586512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2599871, 5199742, 10399484, 12999355, 20798968, 25998710, 41597936, 51997420, 103994840, 207989680]

約数ペア:

[(1, 207989680), (2, 103994840), (4, 51997420), (5, 41597936), (8, 25998710), (10, 20798968), (16, 12999355), (20, 10399484), (40, 5199742), (80, 2599871)]