70462780

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{2729}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 148140720

約数和(自身を除く): 77677940

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2582, 2729, 5164, 5458, 6455, 10916, 12910, 13645, 25820, 27290, 54580, 3523139, 7046278, 14092556, 17615695, 35231390, 70462780]

約数ペア:

[(1, 70462780), (2, 35231390), (4, 17615695), (5, 14092556), (10, 7046278), (20, 3523139), (1291, 54580), (2582, 27290), (2729, 25820), (5164, 13645), (5458, 12910), (6455, 10916)]