3992840

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{577}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 9051480

約数和(自身を除く): 5058640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 577, 692, 865, 1154, 1384, 1730, 2308, 2885, 3460, 4616, 5770, 6920, 11540, 23080, 99821, 199642, 399284, 499105, 798568, 998210, 1996420, 3992840]

約数ペア:

[(1, 3992840), (2, 1996420), (4, 998210), (5, 798568), (8, 499105), (10, 399284), (20, 199642), (40, 99821), (173, 23080), (346, 11540), (577, 6920), (692, 5770), (865, 4616), (1154, 3460), (1384, 2885), (1730, 2308)]