1657482040

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{32297}}^1$

素因数の和:33591

約数の個数: 32

約数和(自身を含む): 3732356880

約数和(自身を除く): 2074874840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 2566, 5132, 6415, 10264, 12830, 25660, 32297, 51320, 64594, 129188, 161485, 258376, 322970, 645940, 1291880, 41437051, 82874102, 165748204, 207185255, 331496408, 414370510, 828741020, 1657482040]

約数ペア:

[(1, 1657482040), (2, 828741020), (4, 414370510), (5, 331496408), (8, 207185255), (10, 165748204), (20, 82874102), (40, 41437051), (1283, 1291880), (2566, 645940), (5132, 322970), (6415, 258376), (10264, 161485), (12830, 129188), (25660, 64594), (32297, 51320)]