20111940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111733}}^1$

素因数の和:111748

約数の個数: 36

約数和(自身を含む): 61006764

約数和(自身を除く): 40894824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111733, 223466, 335199, 446932, 558665, 670398, 1005597, 1117330, 1340796, 1675995, 2011194, 2234660, 3351990, 4022388, 5027985, 6703980, 10055970, 20111940]

約数ペア:

[(1, 20111940), (2, 10055970), (3, 6703980), (4, 5027985), (5, 4022388), (6, 3351990), (9, 2234660), (10, 2011194), (12, 1675995), (15, 1340796), (18, 1117330), (20, 1005597), (30, 670398), (36, 558665), (45, 446932), (60, 335199), (90, 223466), (180, 111733)]