84386720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47947}}^1$

素因数の和:47973

約数の個数: 48

約数和(自身を含む): 217492128

約数和(自身を除く): 133105408

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, 880, 1760, 47947, 95894, 191788, 239735, 383576, 479470, 527417, 767152, 958940, 1054834, 1534304, 1917880, 2109668, 2637085, 3835760, 4219336, 5274170, 7671520, 8438672, 10548340, 16877344, 21096680, 42193360, 84386720]

約数ペア:

[(1, 84386720), (2, 42193360), (4, 21096680), (5, 16877344), (8, 10548340), (10, 8438672), (11, 7671520), (16, 5274170), (20, 4219336), (22, 3835760), (32, 2637085), (40, 2109668), (44, 1917880), (55, 1534304), (80, 1054834), (88, 958940), (110, 767152), (160, 527417), (176, 479470), (220, 383576), (352, 239735), (440, 191788), (880, 95894), (1760, 47947)]