29627120

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1861}}^1$

素因数の和:2073

約数の個数: 40

約数和(自身を含む): 69266400

約数和(自身を除く): 39639280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1861, 1990, 3184, 3722, 3980, 7444, 7960, 9305, 14888, 15920, 18610, 29776, 37220, 74440, 148880, 370339, 740678, 1481356, 1851695, 2962712, 3703390, 5925424, 7406780, 14813560, 29627120]

約数ペア:

[(1, 29627120), (2, 14813560), (4, 7406780), (5, 5925424), (8, 3703390), (10, 2962712), (16, 1851695), (20, 1481356), (40, 740678), (80, 370339), (199, 148880), (398, 74440), (796, 37220), (995, 29776), (1592, 18610), (1861, 15920), (1990, 14888), (3184, 9305), (3722, 7960), (3980, 7444)]