15542320

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1123}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 36377136

約数和(自身を除く): 20834816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1123, 1384, 1730, 2246, 2768, 3460, 4492, 5615, 6920, 8984, 11230, 13840, 17968, 22460, 44920, 89840, 194279, 388558, 777116, 971395, 1554232, 1942790, 3108464, 3885580, 7771160, 15542320]

約数ペア:

[(1, 15542320), (2, 7771160), (4, 3885580), (5, 3108464), (8, 1942790), (10, 1554232), (16, 971395), (20, 777116), (40, 388558), (80, 194279), (173, 89840), (346, 44920), (692, 22460), (865, 17968), (1123, 13840), (1384, 11230), (1730, 8984), (2246, 6920), (2768, 5615), (3460, 4492)]