2017427990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{76913}}^1$

素因数の和:77024

約数の個数: 32

約数和(自身を含む): 3776785056

約数和(自身を除く): 1759357066

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 2623, 5246, 13115, 26230, 76913, 153826, 384565, 769130, 3307259, 4691693, 6614518, 9383386, 16536295, 23458465, 33072590, 46916930, 201742799, 403485598, 1008713995, 2017427990]

約数ペア:

[(1, 2017427990), (2, 1008713995), (5, 403485598), (10, 201742799), (43, 46916930), (61, 33072590), (86, 23458465), (122, 16536295), (215, 9383386), (305, 6614518), (430, 4691693), (610, 3307259), (2623, 769130), (5246, 384565), (13115, 153826), (26230, 76913)]