9042220

素因数分解:

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

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 21627648

約数和(自身を除く): 12585428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1787, 2530, 3574, 5060, 7148, 8935, 17870, 19657, 35740, 39314, 41101, 78628, 82202, 98285, 164404, 196570, 205505, 393140, 411010, 452111, 822020, 904222, 1808444, 2260555, 4521110, 9042220]

約数ペア:

[(1, 9042220), (2, 4521110), (4, 2260555), (5, 1808444), (10, 904222), (11, 822020), (20, 452111), (22, 411010), (23, 393140), (44, 205505), (46, 196570), (55, 164404), (92, 98285), (110, 82202), (115, 78628), (220, 41101), (230, 39314), (253, 35740), (460, 19657), (506, 17870), (1012, 8935), (1265, 7148), (1787, 5060), (2530, 3574)]