1343290180

素因数分解:

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

素因数の和:845

約数の個数: 72

約数和(自身を含む): 2944299456

約数和(自身を除く): 1601009276

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 691, 710, 740, 1369, 1382, 1420, 2627, 2738, 2764, 3455, 5254, 5476, 6845, 6910, 10508, 13135, 13690, 13820, 25567, 26270, 27380, 49061, 51134, 52540, 97199, 98122, 102268, 127835, 194398, 196244, 245305, 255670, 388796, 485995, 490610, 511340, 945979, 971990, 981220, 1815257, 1891958, 1943980, 3630514, 3783916, 4729895, 7261028, 9076285, 9459790, 18152570, 18919580, 36305140, 67164509, 134329018, 268658036, 335822545, 671645090, 1343290180]

約数ペア:

[(1, 1343290180), (2, 671645090), (4, 335822545), (5, 268658036), (10, 134329018), (20, 67164509), (37, 36305140), (71, 18919580), (74, 18152570), (142, 9459790), (148, 9076285), (185, 7261028), (284, 4729895), (355, 3783916), (370, 3630514), (691, 1943980), (710, 1891958), (740, 1815257), (1369, 981220), (1382, 971990), (1420, 945979), (2627, 511340), (2738, 490610), (2764, 485995), (3455, 388796), (5254, 255670), (5476, 245305), (6845, 196244), (6910, 194398), (10508, 127835), (13135, 102268), (13690, 98122), (13820, 97199), (25567, 52540), (26270, 51134), (27380, 49061)]