8612720

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 20162400

約数和(自身を除く): 11549680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 541, 796, 995, 1082, 1592, 1990, 2164, 2705, 3184, 3980, 4328, 5410, 7960, 8656, 10820, 15920, 21640, 43280, 107659, 215318, 430636, 538295, 861272, 1076590, 1722544, 2153180, 4306360, 8612720]

約数ペア:

[(1, 8612720), (2, 4306360), (4, 2153180), (5, 1722544), (8, 1076590), (10, 861272), (16, 538295), (20, 430636), (40, 215318), (80, 107659), (199, 43280), (398, 21640), (541, 15920), (796, 10820), (995, 8656), (1082, 7960), (1592, 5410), (1990, 4328), (2164, 3980), (2705, 3184)]