15837580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 36568224

約数和(自身を除く): 20730644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 373, 386, 746, 772, 965, 1492, 1865, 1930, 2123, 3730, 3860, 4103, 4246, 7460, 8206, 8492, 10615, 16412, 20515, 21230, 41030, 42460, 71989, 82060, 143978, 287956, 359945, 719890, 791879, 1439780, 1583758, 3167516, 3959395, 7918790, 15837580]

約数ペア:

[(1, 15837580), (2, 7918790), (4, 3959395), (5, 3167516), (10, 1583758), (11, 1439780), (20, 791879), (22, 719890), (44, 359945), (55, 287956), (110, 143978), (193, 82060), (220, 71989), (373, 42460), (386, 41030), (746, 21230), (772, 20515), (965, 16412), (1492, 10615), (1865, 8492), (1930, 8206), (2123, 7460), (3730, 4246), (3860, 4103)]