42455440

素因数分解:

$2^4\times 5^1\times {\mathrm{530693}}^1$

素因数の和:530706

約数の個数: 20

約数和(自身を含む): 98709084

約数和(自身を除く): 56253644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 530693, 1061386, 2122772, 2653465, 4245544, 5306930, 8491088, 10613860, 21227720, 42455440]

約数ペア:

[(1, 42455440), (2, 21227720), (4, 10613860), (5, 8491088), (8, 5306930), (10, 4245544), (16, 2653465), (20, 2122772), (40, 1061386), (80, 530693)]