20796661510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8179}}^1\times {\mathrm{14957}}^1$

素因数の和:23160

約数の個数: 32

約数和(自身を含む): 39643486560

約数和(自身を除く): 18846825050

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 8179, 14957, 16358, 29914, 40895, 74785, 81790, 139043, 149570, 254269, 278086, 508538, 695215, 1271345, 1390430, 2542690, 122333303, 244666606, 611666515, 1223333030, 2079666151, 4159332302, 10398330755, 20796661510]

約数ペア:

[(1, 20796661510), (2, 10398330755), (5, 4159332302), (10, 2079666151), (17, 1223333030), (34, 611666515), (85, 244666606), (170, 122333303), (8179, 2542690), (14957, 1390430), (16358, 1271345), (29914, 695215), (40895, 508538), (74785, 278086), (81790, 254269), (139043, 149570)]