438802270

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1\times {\mathrm{1499}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 803196000

約数和(自身を除く): 364393730

約数列:

[1, 2, 5, 10, 73, 146, 365, 401, 730, 802, 1499, 2005, 2998, 4010, 7495, 14990, 29273, 58546, 109427, 146365, 218854, 292730, 547135, 601099, 1094270, 1202198, 3005495, 6010990, 43880227, 87760454, 219401135, 438802270]

約数ペア:

[(1, 438802270), (2, 219401135), (5, 87760454), (10, 43880227), (73, 6010990), (146, 3005495), (365, 1202198), (401, 1094270), (730, 601099), (802, 547135), (1499, 292730), (2005, 218854), (2998, 146365), (4010, 109427), (7495, 58546), (14990, 29273)]