2686580360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 6309213120

約数和(自身を除く): 3622632760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 568, 691, 710, 740, 1369, 1382, 1420, 1480, 2627, 2738, 2764, 2840, 3455, 5254, 5476, 5528, 6845, 6910, 10508, 10952, 13135, 13690, 13820, 21016, 25567, 26270, 27380, 27640, 49061, 51134, 52540, 54760, 97199, 98122, 102268, 105080, 127835, 194398, 196244, 204536, 245305, 255670, 388796, 392488, 485995, 490610, 511340, 777592, 945979, 971990, 981220, 1022680, 1815257, 1891958, 1943980, 1962440, 3630514, 3783916, 3887960, 4729895, 7261028, 7567832, 9076285, 9459790, 14522056, 18152570, 18919580, 36305140, 37839160, 67164509, 72610280, 134329018, 268658036, 335822545, 537316072, 671645090, 1343290180, 2686580360]

約数ペア:

[(1, 2686580360), (2, 1343290180), (4, 671645090), (5, 537316072), (8, 335822545), (10, 268658036), (20, 134329018), (37, 72610280), (40, 67164509), (71, 37839160), (74, 36305140), (142, 18919580), (148, 18152570), (185, 14522056), (284, 9459790), (296, 9076285), (355, 7567832), (370, 7261028), (568, 4729895), (691, 3887960), (710, 3783916), (740, 3630514), (1369, 1962440), (1382, 1943980), (1420, 1891958), (1480, 1815257), (2627, 1022680), (2738, 981220), (2764, 971990), (2840, 945979), (3455, 777592), (5254, 511340), (5476, 490610), (5528, 485995), (6845, 392488), (6910, 388796), (10508, 255670), (10952, 245305), (13135, 204536), (13690, 196244), (13820, 194398), (21016, 127835), (25567, 105080), (26270, 102268), (27380, 98122), (27640, 97199), (49061, 54760), (51134, 52540)]