1719783920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{21433}}^1$

素因数の和:21522

約数の個数: 80

約数和(自身を含む): 4305661920

約数和(自身を除く): 2585878000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 2006, 2360, 4012, 4720, 5015, 8024, 10030, 16048, 20060, 21433, 40120, 42866, 80240, 85732, 107165, 171464, 214330, 342928, 364361, 428660, 728722, 857320, 1264547, 1457444, 1714640, 1821805, 2529094, 2914888, 3643610, 5058188, 5829776, 6322735, 7287220, 10116376, 12645470, 14574440, 20232752, 21497299, 25290940, 29148880, 42994598, 50581880, 85989196, 101163760, 107486495, 171978392, 214972990, 343956784, 429945980, 859891960, 1719783920]

約数ペア:

[(1, 1719783920), (2, 859891960), (4, 429945980), (5, 343956784), (8, 214972990), (10, 171978392), (16, 107486495), (17, 101163760), (20, 85989196), (34, 50581880), (40, 42994598), (59, 29148880), (68, 25290940), (80, 21497299), (85, 20232752), (118, 14574440), (136, 12645470), (170, 10116376), (236, 7287220), (272, 6322735), (295, 5829776), (340, 5058188), (472, 3643610), (590, 2914888), (680, 2529094), (944, 1821805), (1003, 1714640), (1180, 1457444), (1360, 1264547), (2006, 857320), (2360, 728722), (4012, 428660), (4720, 364361), (5015, 342928), (8024, 214330), (10030, 171464), (16048, 107165), (20060, 85732), (21433, 80240), (40120, 42866)]