4139960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^2$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 10267560

約数和(自身を除く): 6127600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 8536, 9409, 10670, 18818, 21340, 37636, 42680, 47045, 75272, 94090, 103499, 188180, 206998, 376360, 413996, 517495, 827992, 1034990, 2069980, 4139960]

約数ペア:

[(1, 4139960), (2, 2069980), (4, 1034990), (5, 827992), (8, 517495), (10, 413996), (11, 376360), (20, 206998), (22, 188180), (40, 103499), (44, 94090), (55, 75272), (88, 47045), (97, 42680), (110, 37636), (194, 21340), (220, 18818), (388, 10670), (440, 9409), (485, 8536), (776, 5335), (970, 4268), (1067, 3880), (1940, 2134)]