42039320

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3907}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 94964400

約数和(自身を除く): 52925080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3907, 5380, 7814, 10760, 15628, 19535, 31256, 39070, 78140, 156280, 1050983, 2101966, 4203932, 5254915, 8407864, 10509830, 21019660, 42039320]

約数ペア:

[(1, 42039320), (2, 21019660), (4, 10509830), (5, 8407864), (8, 5254915), (10, 4203932), (20, 2101966), (40, 1050983), (269, 156280), (538, 78140), (1076, 39070), (1345, 31256), (2152, 19535), (2690, 15628), (3907, 10760), (5380, 7814)]