121841780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{196519}}^1$

素因数の和:196559

約数の個数: 24

約数和(自身を含む): 264122880

約数和(自身を除く): 142281100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 196519, 393038, 786076, 982595, 1965190, 3930380, 6092089, 12184178, 24368356, 30460445, 60920890, 121841780]

約数ペア:

[(1, 121841780), (2, 60920890), (4, 30460445), (5, 24368356), (10, 12184178), (20, 6092089), (31, 3930380), (62, 1965190), (124, 982595), (155, 786076), (310, 393038), (620, 196519)]