42173860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18661}}^1$

素因数の和:18783

約数の個数: 24

約数和(自身を含む): 89353656

約数和(自身を除く): 47179796

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 18661, 37322, 74644, 93305, 186610, 373220, 2108693, 4217386, 8434772, 10543465, 21086930, 42173860]

約数ペア:

[(1, 42173860), (2, 21086930), (4, 10543465), (5, 8434772), (10, 4217386), (20, 2108693), (113, 373220), (226, 186610), (452, 93305), (565, 74644), (1130, 37322), (2260, 18661)]