1920380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 5322240

約数和(自身を除く): 3401860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 43, 44, 55, 58, 70, 77, 86, 110, 116, 140, 145, 154, 172, 203, 215, 220, 290, 301, 308, 319, 385, 406, 430, 473, 580, 602, 638, 770, 812, 860, 946, 1015, 1204, 1247, 1276, 1505, 1540, 1595, 1892, 2030, 2233, 2365, 2494, 3010, 3190, 3311, 4060, 4466, 4730, 4988, 6020, 6235, 6380, 6622, 8729, 8932, 9460, 11165, 12470, 13244, 13717, 16555, 17458, 22330, 24940, 27434, 33110, 34916, 43645, 44660, 54868, 66220, 68585, 87290, 96019, 137170, 174580, 192038, 274340, 384076, 480095, 960190, 1920380]

約数ペア:

[(1, 1920380), (2, 960190), (4, 480095), (5, 384076), (7, 274340), (10, 192038), (11, 174580), (14, 137170), (20, 96019), (22, 87290), (28, 68585), (29, 66220), (35, 54868), (43, 44660), (44, 43645), (55, 34916), (58, 33110), (70, 27434), (77, 24940), (86, 22330), (110, 17458), (116, 16555), (140, 13717), (145, 13244), (154, 12470), (172, 11165), (203, 9460), (215, 8932), (220, 8729), (290, 6622), (301, 6380), (308, 6235), (319, 6020), (385, 4988), (406, 4730), (430, 4466), (473, 4060), (580, 3311), (602, 3190), (638, 3010), (770, 2494), (812, 2365), (860, 2233), (946, 2030), (1015, 1892), (1204, 1595), (1247, 1540), (1276, 1505)]