180540470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{7853}}^1$

素因数の和:7901

約数の個数: 48

約数和(自身を含む): 376049520

約数和(自身を除く): 195509050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 4598, 7853, 11495, 15706, 22990, 39265, 78530, 86383, 149207, 172766, 298414, 431915, 746035, 863830, 950213, 1492070, 1641277, 1900426, 3282554, 4751065, 8206385, 9502130, 16412770, 18054047, 36108094, 90270235, 180540470]

約数ペア:

[(1, 180540470), (2, 90270235), (5, 36108094), (10, 18054047), (11, 16412770), (19, 9502130), (22, 8206385), (38, 4751065), (55, 3282554), (95, 1900426), (110, 1641277), (121, 1492070), (190, 950213), (209, 863830), (242, 746035), (418, 431915), (605, 298414), (1045, 172766), (1210, 149207), (2090, 86383), (2299, 78530), (4598, 39265), (7853, 22990), (11495, 15706)]