27281440

素因数分解:

$2^5\times 5^1\times {\mathrm{170509}}^1$

素因数の和:170524

約数の個数: 24

約数和(自身を含む): 64452780

約数和(自身を除く): 37171340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 170509, 341018, 682036, 852545, 1364072, 1705090, 2728144, 3410180, 5456288, 6820360, 13640720, 27281440]

約数ペア:

[(1, 27281440), (2, 13640720), (4, 6820360), (5, 5456288), (8, 3410180), (10, 2728144), (16, 1705090), (20, 1364072), (32, 852545), (40, 682036), (80, 341018), (160, 170509)]