1115605880

素因数分解:

$2^3\times 5^1\times {\mathrm{27890147}}^1$

素因数の和:27890158

約数の個数: 16

約数和(自身を含む): 2510113320

約数和(自身を除く): 1394507440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 27890147, 55780294, 111560588, 139450735, 223121176, 278901470, 557802940, 1115605880]

約数ペア:

[(1, 1115605880), (2, 557802940), (4, 278901470), (5, 223121176), (8, 139450735), (10, 111560588), (20, 55780294), (40, 27890147)]