2649968120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{6967}}^1$

素因数の和:7272

約数の個数: 64

約数和(自身を含む): 6148284480

約数和(自身を除く): 3498316360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 257, 296, 370, 514, 740, 1028, 1285, 1480, 2056, 2570, 5140, 6967, 9509, 10280, 13934, 19018, 27868, 34835, 38036, 47545, 55736, 69670, 76072, 95090, 139340, 190180, 257779, 278680, 380360, 515558, 1031116, 1288895, 1790519, 2062232, 2577790, 3581038, 5155580, 7162076, 8952595, 10311160, 14324152, 17905190, 35810380, 66249203, 71620760, 132498406, 264996812, 331246015, 529993624, 662492030, 1324984060, 2649968120]

約数ペア:

[(1, 2649968120), (2, 1324984060), (4, 662492030), (5, 529993624), (8, 331246015), (10, 264996812), (20, 132498406), (37, 71620760), (40, 66249203), (74, 35810380), (148, 17905190), (185, 14324152), (257, 10311160), (296, 8952595), (370, 7162076), (514, 5155580), (740, 3581038), (1028, 2577790), (1285, 2062232), (1480, 1790519), (2056, 1288895), (2570, 1031116), (5140, 515558), (6967, 380360), (9509, 278680), (10280, 257779), (13934, 190180), (19018, 139340), (27868, 95090), (34835, 76072), (38036, 69670), (47545, 55736)]