12519320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 31600800

約数和(自身を除く): 19081480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 769, 814, 1480, 1538, 1628, 2035, 3076, 3256, 3845, 4070, 6152, 7690, 8140, 8459, 15380, 16280, 16918, 28453, 30760, 33836, 42295, 56906, 67672, 84590, 113812, 142265, 169180, 227624, 284530, 312983, 338360, 569060, 625966, 1138120, 1251932, 1564915, 2503864, 3129830, 6259660, 12519320]

約数ペア:

[(1, 12519320), (2, 6259660), (4, 3129830), (5, 2503864), (8, 1564915), (10, 1251932), (11, 1138120), (20, 625966), (22, 569060), (37, 338360), (40, 312983), (44, 284530), (55, 227624), (74, 169180), (88, 142265), (110, 113812), (148, 84590), (185, 67672), (220, 56906), (296, 42295), (370, 33836), (407, 30760), (440, 28453), (740, 16918), (769, 16280), (814, 15380), (1480, 8459), (1538, 8140), (1628, 7690), (2035, 6152), (3076, 4070), (3256, 3845)]