676720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 1718640

約数和(自身を除く): 1041920

約数列:

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

約数ペア:

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