20199077780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3359}}^1\times {\mathrm{42953}}^1$

素因数の和:46328

約数の個数: 48

約数和(自身を含む): 48493347840

約数和(自身を除く): 28294270060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3359, 6718, 13436, 16795, 23513, 33590, 42953, 47026, 67180, 85906, 94052, 117565, 171812, 214765, 235130, 300671, 429530, 470260, 601342, 859060, 1202684, 1503355, 3006710, 6013420, 144279127, 288558254, 577116508, 721395635, 1009953889, 1442791270, 2019907778, 2885582540, 4039815556, 5049769445, 10099538890, 20199077780]

約数ペア:

[(1, 20199077780), (2, 10099538890), (4, 5049769445), (5, 4039815556), (7, 2885582540), (10, 2019907778), (14, 1442791270), (20, 1009953889), (28, 721395635), (35, 577116508), (70, 288558254), (140, 144279127), (3359, 6013420), (6718, 3006710), (13436, 1503355), (16795, 1202684), (23513, 859060), (33590, 601342), (42953, 470260), (47026, 429530), (67180, 300671), (85906, 235130), (94052, 214765), (117565, 171812)]