12686560

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 30796416

約数和(自身を除く): 18109856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2143, 2960, 4286, 5920, 8572, 10715, 17144, 21430, 34288, 42860, 68576, 79291, 85720, 158582, 171440, 317164, 342880, 396455, 634328, 792910, 1268656, 1585820, 2537312, 3171640, 6343280, 12686560]

約数ペア:

[(1, 12686560), (2, 6343280), (4, 3171640), (5, 2537312), (8, 1585820), (10, 1268656), (16, 792910), (20, 634328), (32, 396455), (37, 342880), (40, 317164), (74, 171440), (80, 158582), (148, 85720), (160, 79291), (185, 68576), (296, 42860), (370, 34288), (592, 21430), (740, 17144), (1184, 10715), (1480, 8572), (2143, 5920), (2960, 4286)]