427291200040

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2437}}^1\times {\mathrm{22027}}^1$

素因数の和:24674

約数の個数: 64

約数和(自身を含む): 966676752000

約数和(自身を除く): 539385551960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2437, 3980, 4874, 7960, 9748, 12185, 19496, 22027, 24370, 44054, 48740, 88108, 97480, 110135, 176216, 220270, 440540, 484963, 881080, 969926, 1939852, 2424815, 3879704, 4383373, 4849630, 8766746, 9699260, 17533492, 19398520, 21916865, 35066984, 43833730, 53679799, 87667460, 107359598, 175334920, 214719196, 268398995, 429438392, 536797990, 1073595980, 2147191960, 10682280001, 21364560002, 42729120004, 53411400005, 85458240008, 106822800010, 213645600020, 427291200040]

約数ペア:

[(1, 427291200040), (2, 213645600020), (4, 106822800010), (5, 85458240008), (8, 53411400005), (10, 42729120004), (20, 21364560002), (40, 10682280001), (199, 2147191960), (398, 1073595980), (796, 536797990), (995, 429438392), (1592, 268398995), (1990, 214719196), (2437, 175334920), (3980, 107359598), (4874, 87667460), (7960, 53679799), (9748, 43833730), (12185, 35066984), (19496, 21916865), (22027, 19398520), (24370, 17533492), (44054, 9699260), (48740, 8766746), (88108, 4849630), (97480, 4383373), (110135, 3879704), (176216, 2424815), (220270, 1939852), (440540, 969926), (484963, 881080)]