40569040

素因数分解:

$2^4\times 5^1\times {\mathrm{507113}}^1$

素因数の和:507126

約数の個数: 20

約数和(自身を含む): 94323204

約数和(自身を除く): 53754164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 507113, 1014226, 2028452, 2535565, 4056904, 5071130, 8113808, 10142260, 20284520, 40569040]

約数ペア:

[(1, 40569040), (2, 20284520), (4, 10142260), (5, 8113808), (8, 5071130), (10, 4056904), (16, 2535565), (20, 2028452), (40, 1014226), (80, 507113)]