1570470020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{27427}}^1$

素因数の和:27852

約数の個数: 48

約数和(自身を含む): 3778481280

約数和(自身を除く): 2208011260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1636, 2045, 2863, 4090, 5726, 8180, 11452, 14315, 27427, 28630, 54854, 57260, 109708, 137135, 191989, 274270, 383978, 548540, 767956, 959945, 1919890, 3839780, 11217643, 22435286, 44870572, 56088215, 78523501, 112176430, 157047002, 224352860, 314094004, 392617505, 785235010, 1570470020]

約数ペア:

[(1, 1570470020), (2, 785235010), (4, 392617505), (5, 314094004), (7, 224352860), (10, 157047002), (14, 112176430), (20, 78523501), (28, 56088215), (35, 44870572), (70, 22435286), (140, 11217643), (409, 3839780), (818, 1919890), (1636, 959945), (2045, 767956), (2863, 548540), (4090, 383978), (5726, 274270), (8180, 191989), (11452, 137135), (14315, 109708), (27427, 57260), (28630, 54854)]