487993990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{192883}}^1$

素因数の和:192924

約数の個数: 32

約数和(自身を含む): 999910656

約数和(自身を除く): 511916666

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 192883, 385766, 964415, 1928830, 2121713, 4243426, 4436309, 8872618, 10608565, 21217130, 22181545, 44363090, 48799399, 97598798, 243996995, 487993990]

約数ペア:

[(1, 487993990), (2, 243996995), (5, 97598798), (10, 48799399), (11, 44363090), (22, 22181545), (23, 21217130), (46, 10608565), (55, 8872618), (110, 4436309), (115, 4243426), (230, 2121713), (253, 1928830), (506, 964415), (1265, 385766), (2530, 192883)]