18034888880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{165397}}^1$

素因数の和:165486

約数の個数: 80

約数和(自身を含む): 44300200320

約数和(自身を除く): 26265311440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 235, 290, 376, 464, 470, 580, 752, 940, 1160, 1363, 1880, 2320, 2726, 3760, 5452, 6815, 10904, 13630, 21808, 27260, 54520, 109040, 165397, 330794, 661588, 826985, 1323176, 1653970, 2646352, 3307940, 4796513, 6615880, 7773659, 9593026, 13231760, 15547318, 19186052, 23982565, 31094636, 38372104, 38868295, 47965130, 62189272, 76744208, 77736590, 95930260, 124378544, 155473180, 191860520, 225436111, 310946360, 383721040, 450872222, 621892720, 901744444, 1127180555, 1803488888, 2254361110, 3606977776, 4508722220, 9017444440, 18034888880]

約数ペア:

[(1, 18034888880), (2, 9017444440), (4, 4508722220), (5, 3606977776), (8, 2254361110), (10, 1803488888), (16, 1127180555), (20, 901744444), (29, 621892720), (40, 450872222), (47, 383721040), (58, 310946360), (80, 225436111), (94, 191860520), (116, 155473180), (145, 124378544), (188, 95930260), (232, 77736590), (235, 76744208), (290, 62189272), (376, 47965130), (464, 38868295), (470, 38372104), (580, 31094636), (752, 23982565), (940, 19186052), (1160, 15547318), (1363, 13231760), (1880, 9593026), (2320, 7773659), (2726, 6615880), (3760, 4796513), (5452, 3307940), (6815, 2646352), (10904, 1653970), (13630, 1323176), (21808, 826985), (27260, 661588), (54520, 330794), (109040, 165397)]