20120123080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21869699}}^1$

素因数の和:21869733

約数の個数: 32

約数和(自身を含む): 47238552000

約数和(自身を除く): 27118428920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21869699, 43739398, 87478796, 109348495, 174957592, 218696990, 437393980, 503003077, 874787960, 1006006154, 2012012308, 2515015385, 4024024616, 5030030770, 10060061540, 20120123080]

約数ペア:

[(1, 20120123080), (2, 10060061540), (4, 5030030770), (5, 4024024616), (8, 2515015385), (10, 2012012308), (20, 1006006154), (23, 874787960), (40, 503003077), (46, 437393980), (92, 218696990), (115, 174957592), (184, 109348495), (230, 87478796), (460, 43739398), (920, 21869699)]