39214820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 85322160

約数和(自身を除く): 46107340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 197, 269, 370, 394, 538, 740, 788, 985, 1076, 1345, 1970, 2690, 3940, 5380, 7289, 9953, 14578, 19906, 29156, 36445, 39812, 49765, 52993, 72890, 99530, 105986, 145780, 199060, 211972, 264965, 529930, 1059860, 1960741, 3921482, 7842964, 9803705, 19607410, 39214820]

約数ペア:

[(1, 39214820), (2, 19607410), (4, 9803705), (5, 7842964), (10, 3921482), (20, 1960741), (37, 1059860), (74, 529930), (148, 264965), (185, 211972), (197, 199060), (269, 145780), (370, 105986), (394, 99530), (538, 72890), (740, 52993), (788, 49765), (985, 39812), (1076, 36445), (1345, 29156), (1970, 19906), (2690, 14578), (3940, 9953), (5380, 7289)]