220982590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{3923}}^1$

素因数の和:4104

約数の個数: 32

約数和(自身を含む): 410230656

約数和(自身を除く): 189248066

約数列:

[1, 2, 5, 10, 43, 86, 131, 215, 262, 430, 655, 1310, 3923, 5633, 7846, 11266, 19615, 28165, 39230, 56330, 168689, 337378, 513913, 843445, 1027826, 1686890, 2569565, 5139130, 22098259, 44196518, 110491295, 220982590]

約数ペア:

[(1, 220982590), (2, 110491295), (5, 44196518), (10, 22098259), (43, 5139130), (86, 2569565), (131, 1686890), (215, 1027826), (262, 843445), (430, 513913), (655, 337378), (1310, 168689), (3923, 56330), (5633, 39230), (7846, 28165), (11266, 19615)]