1353440

素因数分解:

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

素因数の和:795

約数の個数: 48

約数和(自身を含む): 3492720

約数和(自身を除く): 2139280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 769, 880, 1538, 1760, 3076, 3845, 6152, 7690, 8459, 12304, 15380, 16918, 24608, 30760, 33836, 42295, 61520, 67672, 84590, 123040, 135344, 169180, 270688, 338360, 676720, 1353440]

約数ペア:

[(1, 1353440), (2, 676720), (4, 338360), (5, 270688), (8, 169180), (10, 135344), (11, 123040), (16, 84590), (20, 67672), (22, 61520), (32, 42295), (40, 33836), (44, 30760), (55, 24608), (80, 16918), (88, 15380), (110, 12304), (160, 8459), (176, 7690), (220, 6152), (352, 3845), (440, 3076), (769, 1760), (880, 1538)]