9812440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 24948000

約数和(自身を除く): 15135560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 769, 1160, 1276, 1538, 1595, 2552, 3076, 3190, 3845, 6152, 6380, 7690, 8459, 12760, 15380, 16918, 22301, 30760, 33836, 42295, 44602, 67672, 84590, 89204, 111505, 169180, 178408, 223010, 245311, 338360, 446020, 490622, 892040, 981244, 1226555, 1962488, 2453110, 4906220, 9812440]

約数ペア:

[(1, 9812440), (2, 4906220), (4, 2453110), (5, 1962488), (8, 1226555), (10, 981244), (11, 892040), (20, 490622), (22, 446020), (29, 338360), (40, 245311), (44, 223010), (55, 178408), (58, 169180), (88, 111505), (110, 89204), (116, 84590), (145, 67672), (220, 44602), (232, 42295), (290, 33836), (319, 30760), (440, 22301), (580, 16918), (638, 15380), (769, 12760), (1160, 8459), (1276, 7690), (1538, 6380), (1595, 6152), (2552, 3845), (3076, 3190)]