29892280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 75206880

約数和(自身を除く): 45314600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1657, 1804, 2255, 3314, 3608, 4510, 6628, 8285, 9020, 13256, 16570, 18040, 18227, 33140, 36454, 66280, 67937, 72908, 91135, 135874, 145816, 182270, 271748, 339685, 364540, 543496, 679370, 729080, 747307, 1358740, 1494614, 2717480, 2989228, 3736535, 5978456, 7473070, 14946140, 29892280]

約数ペア:

[(1, 29892280), (2, 14946140), (4, 7473070), (5, 5978456), (8, 3736535), (10, 2989228), (11, 2717480), (20, 1494614), (22, 1358740), (40, 747307), (41, 729080), (44, 679370), (55, 543496), (82, 364540), (88, 339685), (110, 271748), (164, 182270), (205, 145816), (220, 135874), (328, 91135), (410, 72908), (440, 67937), (451, 66280), (820, 36454), (902, 33140), (1640, 18227), (1657, 18040), (1804, 16570), (2255, 13256), (3314, 9020), (3608, 8285), (4510, 6628)]