173360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 441936

約数和(自身を除く): 268576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 394, 440, 788, 880, 985, 1576, 1970, 2167, 3152, 3940, 4334, 7880, 8668, 10835, 15760, 17336, 21670, 34672, 43340, 86680, 173360]

約数ペア:

[(1, 173360), (2, 86680), (4, 43340), (5, 34672), (8, 21670), (10, 17336), (11, 15760), (16, 10835), (20, 8668), (22, 7880), (40, 4334), (44, 3940), (55, 3152), (80, 2167), (88, 1970), (110, 1576), (176, 985), (197, 880), (220, 788), (394, 440)]