123194930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1997}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 230169600

約数和(自身を除く): 106974670

約数列:

[1, 2, 5, 10, 31, 62, 155, 199, 310, 398, 995, 1990, 1997, 3994, 6169, 9985, 12338, 19970, 30845, 61690, 61907, 123814, 309535, 397403, 619070, 794806, 1987015, 3974030, 12319493, 24638986, 61597465, 123194930]

約数ペア:

[(1, 123194930), (2, 61597465), (5, 24638986), (10, 12319493), (31, 3974030), (62, 1987015), (155, 794806), (199, 619070), (310, 397403), (398, 309535), (995, 123814), (1990, 61907), (1997, 61690), (3994, 30845), (6169, 19970), (9985, 12338)]