120052720

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{7541}}^1$

素因数の和:7753

約数の個数: 40

約数和(自身を含む): 280562400

約数和(自身を除く): 160509680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7541, 7960, 15082, 15920, 30164, 37705, 60328, 75410, 120656, 150820, 301640, 603280, 1500659, 3001318, 6002636, 7503295, 12005272, 15006590, 24010544, 30013180, 60026360, 120052720]

約数ペア:

[(1, 120052720), (2, 60026360), (4, 30013180), (5, 24010544), (8, 15006590), (10, 12005272), (16, 7503295), (20, 6002636), (40, 3001318), (80, 1500659), (199, 603280), (398, 301640), (796, 150820), (995, 120656), (1592, 75410), (1990, 60328), (3184, 37705), (3980, 30164), (7541, 15920), (7960, 15082)]