20246560

素因数分解:

$2^5\times 5^1\times {\mathrm{126541}}^1$

素因数の和:126556

約数の個数: 24

約数和(自身を含む): 47832876

約数和(自身を除く): 27586316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126541, 253082, 506164, 632705, 1012328, 1265410, 2024656, 2530820, 4049312, 5061640, 10123280, 20246560]

約数ペア:

[(1, 20246560), (2, 10123280), (4, 5061640), (5, 4049312), (8, 2530820), (10, 2024656), (16, 1265410), (20, 1012328), (32, 632705), (40, 506164), (80, 253082), (160, 126541)]