31482380

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3739}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 66287760

約数和(自身を除く): 34805380

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 3739, 4210, 7478, 8420, 14956, 18695, 37390, 74780, 1574119, 3148238, 6296476, 7870595, 15741190, 31482380]

約数ペア:

[(1, 31482380), (2, 15741190), (4, 7870595), (5, 6296476), (10, 3148238), (20, 1574119), (421, 74780), (842, 37390), (1684, 18695), (2105, 14956), (3739, 8420), (4210, 7478)]