1661751740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{160711}}^1$

素因数の和:160778

約数の個数: 48

約数和(自身を含む): 3887944704

約数和(自身を除く): 2226192964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 160711, 321422, 642844, 803555, 1607110, 1767821, 3214220, 3535642, 7071284, 7553417, 8839105, 15106834, 17678210, 30213668, 35356420, 37767085, 75534170, 83087587, 151068340, 166175174, 332350348, 415437935, 830875870, 1661751740]

約数ペア:

[(1, 1661751740), (2, 830875870), (4, 415437935), (5, 332350348), (10, 166175174), (11, 151068340), (20, 83087587), (22, 75534170), (44, 37767085), (47, 35356420), (55, 30213668), (94, 17678210), (110, 15106834), (188, 8839105), (220, 7553417), (235, 7071284), (470, 3535642), (517, 3214220), (940, 1767821), (1034, 1607110), (2068, 803555), (2585, 642844), (5170, 321422), (10340, 160711)]