26535440

素因数分解:

$2^4\times 5^1\times {\mathrm{331693}}^1$

素因数の和:331706

約数の個数: 20

約数和(自身を含む): 61695084

約数和(自身を除く): 35159644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331693, 663386, 1326772, 1658465, 2653544, 3316930, 5307088, 6633860, 13267720, 26535440]

約数ペア:

[(1, 26535440), (2, 13267720), (4, 6633860), (5, 5307088), (8, 3316930), (10, 2653544), (16, 1658465), (20, 1326772), (40, 663386), (80, 331693)]