207971060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1787}}^1$

素因数の和:1853

約数の個数: 72

約数和(自身を含む): 498337056

約数和(自身を除く): 290365996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 529, 1012, 1058, 1265, 1787, 2116, 2530, 2645, 3574, 5060, 5290, 5819, 7148, 8935, 10580, 11638, 17870, 19657, 23276, 29095, 35740, 39314, 41101, 58190, 78628, 82202, 98285, 116380, 164404, 196570, 205505, 393140, 411010, 452111, 822020, 904222, 945323, 1808444, 1890646, 2260555, 3781292, 4521110, 4726615, 9042220, 9453230, 10398553, 18906460, 20797106, 41594212, 51992765, 103985530, 207971060]

約数ペア:

[(1, 207971060), (2, 103985530), (4, 51992765), (5, 41594212), (10, 20797106), (11, 18906460), (20, 10398553), (22, 9453230), (23, 9042220), (44, 4726615), (46, 4521110), (55, 3781292), (92, 2260555), (110, 1890646), (115, 1808444), (220, 945323), (230, 904222), (253, 822020), (460, 452111), (506, 411010), (529, 393140), (1012, 205505), (1058, 196570), (1265, 164404), (1787, 116380), (2116, 98285), (2530, 82202), (2645, 78628), (3574, 58190), (5060, 41101), (5290, 39314), (5819, 35740), (7148, 29095), (8935, 23276), (10580, 19657), (11638, 17870)]