213400

素因数分解:

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

素因数の和:124

約数の個数: 48

約数和(自身を含む): 546840

約数和(自身を除く): 333440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 97, 100, 110, 194, 200, 220, 275, 388, 440, 485, 550, 776, 970, 1067, 1100, 1940, 2134, 2200, 2425, 3880, 4268, 4850, 5335, 8536, 9700, 10670, 19400, 21340, 26675, 42680, 53350, 106700, 213400]

約数ペア:

[(1, 213400), (2, 106700), (4, 53350), (5, 42680), (8, 26675), (10, 21340), (11, 19400), (20, 10670), (22, 9700), (25, 8536), (40, 5335), (44, 4850), (50, 4268), (55, 3880), (88, 2425), (97, 2200), (100, 2134), (110, 1940), (194, 1100), (200, 1067), (220, 970), (275, 776), (388, 550), (440, 485)]