84216940

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{2729}}^1$

素因数の和:4281

約数の個数: 24

約数和(自身を含む): 177035040

約数和(自身を除く): 92818100

約数列:

[1, 2, 4, 5, 10, 20, 1543, 2729, 3086, 5458, 6172, 7715, 10916, 13645, 15430, 27290, 30860, 54580, 4210847, 8421694, 16843388, 21054235, 42108470, 84216940]

約数ペア:

[(1, 84216940), (2, 42108470), (4, 21054235), (5, 16843388), (10, 8421694), (20, 4210847), (1543, 54580), (2729, 30860), (3086, 27290), (5458, 15430), (6172, 13645), (7715, 10916)]