12349940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 14866060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 199, 214, 290, 398, 428, 535, 580, 796, 995, 1070, 1990, 2140, 3103, 3980, 5771, 6206, 11542, 12412, 15515, 21293, 23084, 28855, 31030, 42586, 57710, 62060, 85172, 106465, 115420, 212930, 425860, 617497, 1234994, 2469988, 3087485, 6174970, 12349940]

約数ペア:

[(1, 12349940), (2, 6174970), (4, 3087485), (5, 2469988), (10, 1234994), (20, 617497), (29, 425860), (58, 212930), (107, 115420), (116, 106465), (145, 85172), (199, 62060), (214, 57710), (290, 42586), (398, 31030), (428, 28855), (535, 23084), (580, 21293), (796, 15515), (995, 12412), (1070, 11542), (1990, 6206), (2140, 5771), (3103, 3980)]