551448340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{22111}}^1$

素因数の和:22192

約数の個数: 48

約数和(自身を含む): 1225889280

約数和(自身を除く): 674440940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 12470, 22111, 24940, 44222, 88444, 110555, 221110, 442220, 641219, 950773, 1282438, 1901546, 2564876, 3206095, 3803092, 4753865, 6412190, 9507730, 12824380, 19015460, 27572417, 55144834, 110289668, 137862085, 275724170, 551448340]

約数ペア:

[(1, 551448340), (2, 275724170), (4, 137862085), (5, 110289668), (10, 55144834), (20, 27572417), (29, 19015460), (43, 12824380), (58, 9507730), (86, 6412190), (116, 4753865), (145, 3803092), (172, 3206095), (215, 2564876), (290, 1901546), (430, 1282438), (580, 950773), (860, 641219), (1247, 442220), (2494, 221110), (4988, 110555), (6235, 88444), (12470, 44222), (22111, 24940)]