2005037680

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{79063}}^1$

素因数の和:79393

約数の個数: 40

約数和(自身を含む): 4676477472

約数和(自身を除く): 2671439792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 12680, 25360, 79063, 158126, 316252, 395315, 632504, 790630, 1265008, 1581260, 3162520, 6325040, 25062971, 50125942, 100251884, 125314855, 200503768, 250629710, 401007536, 501259420, 1002518840, 2005037680]

約数ペア:

[(1, 2005037680), (2, 1002518840), (4, 501259420), (5, 401007536), (8, 250629710), (10, 200503768), (16, 125314855), (20, 100251884), (40, 50125942), (80, 25062971), (317, 6325040), (634, 3162520), (1268, 1581260), (1585, 1265008), (2536, 790630), (3170, 632504), (5072, 395315), (6340, 316252), (12680, 158126), (25360, 79063)]