329201720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41357}}^1$

素因数の和:41567

約数の個数: 32

約数和(自身を含む): 744444000

約数和(自身を除く): 415242280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 41357, 82714, 165428, 206785, 330856, 413570, 827140, 1654280, 8230043, 16460086, 32920172, 41150215, 65840344, 82300430, 164600860, 329201720]

約数ペア:

[(1, 329201720), (2, 164600860), (4, 82300430), (5, 65840344), (8, 41150215), (10, 32920172), (20, 16460086), (40, 8230043), (199, 1654280), (398, 827140), (796, 413570), (995, 330856), (1592, 206785), (1990, 165428), (3980, 82714), (7960, 41357)]