1996420

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{577}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 4224024

約数和(自身を除く): 2227604

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 577, 692, 865, 1154, 1730, 2308, 2885, 3460, 5770, 11540, 99821, 199642, 399284, 499105, 998210, 1996420]

約数ペア:

[(1, 1996420), (2, 998210), (4, 499105), (5, 399284), (10, 199642), (20, 99821), (173, 11540), (346, 5770), (577, 3460), (692, 2885), (865, 2308), (1154, 1730)]