1749880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 4445280

約数和(自身を除く): 2695400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 97, 110, 164, 194, 205, 220, 328, 388, 410, 440, 451, 485, 776, 820, 902, 970, 1067, 1640, 1804, 1940, 2134, 2255, 3608, 3880, 3977, 4268, 4510, 5335, 7954, 8536, 9020, 10670, 15908, 18040, 19885, 21340, 31816, 39770, 42680, 43747, 79540, 87494, 159080, 174988, 218735, 349976, 437470, 874940, 1749880]

約数ペア:

[(1, 1749880), (2, 874940), (4, 437470), (5, 349976), (8, 218735), (10, 174988), (11, 159080), (20, 87494), (22, 79540), (40, 43747), (41, 42680), (44, 39770), (55, 31816), (82, 21340), (88, 19885), (97, 18040), (110, 15908), (164, 10670), (194, 9020), (205, 8536), (220, 7954), (328, 5335), (388, 4510), (410, 4268), (440, 3977), (451, 3880), (485, 3608), (776, 2255), (820, 2134), (902, 1940), (970, 1804), (1067, 1640)]