28953320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2906

約数の個数: 64

約数和(自身を含む): 74183040

約数和(自身を除く): 45229720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 2861, 5060, 5722, 10120, 11444, 14305, 22888, 28610, 31471, 57220, 62942, 65803, 114440, 125884, 131606, 157355, 251768, 263212, 314710, 329015, 526424, 629420, 658030, 723833, 1258840, 1316060, 1447666, 2632120, 2895332, 3619165, 5790664, 7238330, 14476660, 28953320]

約数ペア:

[(1, 28953320), (2, 14476660), (4, 7238330), (5, 5790664), (8, 3619165), (10, 2895332), (11, 2632120), (20, 1447666), (22, 1316060), (23, 1258840), (40, 723833), (44, 658030), (46, 629420), (55, 526424), (88, 329015), (92, 314710), (110, 263212), (115, 251768), (184, 157355), (220, 131606), (230, 125884), (253, 114440), (440, 65803), (460, 62942), (506, 57220), (920, 31471), (1012, 28610), (1265, 22888), (2024, 14305), (2530, 11444), (2861, 10120), (5060, 5722)]