426423440

素因数分解:

$2^4\times 5^1\times {\mathrm{5330293}}^1$

素因数の和:5330306

約数の個数: 20

約数和(自身を含む): 991434684

約数和(自身を除く): 565011244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5330293, 10660586, 21321172, 26651465, 42642344, 53302930, 85284688, 106605860, 213211720, 426423440]

約数ペア:

[(1, 426423440), (2, 213211720), (4, 106605860), (5, 85284688), (8, 53302930), (10, 42642344), (16, 26651465), (20, 21321172), (40, 10660586), (80, 5330293)]