55448860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 122472000

約数和(自身を除く): 67023140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 596, 745, 809, 1490, 1618, 2980, 3236, 3427, 4045, 6854, 8090, 13708, 16180, 17135, 18607, 34270, 37214, 68540, 74428, 93035, 120541, 186070, 241082, 372140, 482164, 602705, 1205410, 2410820, 2772443, 5544886, 11089772, 13862215, 27724430, 55448860]

約数ペア:

[(1, 55448860), (2, 27724430), (4, 13862215), (5, 11089772), (10, 5544886), (20, 2772443), (23, 2410820), (46, 1205410), (92, 602705), (115, 482164), (149, 372140), (230, 241082), (298, 186070), (460, 120541), (596, 93035), (745, 74428), (809, 68540), (1490, 37214), (1618, 34270), (2980, 18607), (3236, 17135), (3427, 16180), (4045, 13708), (6854, 8090)]