20233940840

素因数分解:

$2^3\times 5^1\times {\mathrm{505848521}}^1$

素因数の和:505848532

約数の個数: 16

約数和(自身を含む): 45526366980

約数和(自身を除く): 25292426140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505848521, 1011697042, 2023394084, 2529242605, 4046788168, 5058485210, 10116970420, 20233940840]

約数ペア:

[(1, 20233940840), (2, 10116970420), (4, 5058485210), (5, 4046788168), (8, 2529242605), (10, 2023394084), (20, 1011697042), (40, 505848521)]