716401540

素因数分解:

$2^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{27919}}^1$

素因数の和:29211

約数の個数: 24

約数和(自身を含む): 1505669760

約数和(自身を除く): 789268220

約数列:

[1, 2, 4, 5, 10, 20, 1283, 2566, 5132, 6415, 12830, 25660, 27919, 55838, 111676, 139595, 279190, 558380, 35820077, 71640154, 143280308, 179100385, 358200770, 716401540]

約数ペア:

[(1, 716401540), (2, 358200770), (4, 179100385), (5, 143280308), (10, 71640154), (20, 35820077), (1283, 558380), (2566, 279190), (5132, 139595), (6415, 111676), (12830, 55838), (25660, 27919)]