15690834220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{365413}}^1$

素因数の和:365554

約数の個数: 48

約数和(自身を含む): 34992044640

約数和(自身を除く): 19301210420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 4294, 8588, 10735, 21470, 42940, 365413, 730826, 1461652, 1827065, 3654130, 6942847, 7308260, 13885694, 27771388, 34714235, 41291669, 69428470, 82583338, 138856940, 165166676, 206458345, 412916690, 784541711, 825833380, 1569083422, 3138166844, 3922708555, 7845417110, 15690834220]

約数ペア:

[(1, 15690834220), (2, 7845417110), (4, 3922708555), (5, 3138166844), (10, 1569083422), (19, 825833380), (20, 784541711), (38, 412916690), (76, 206458345), (95, 165166676), (113, 138856940), (190, 82583338), (226, 69428470), (380, 41291669), (452, 34714235), (565, 27771388), (1130, 13885694), (2147, 7308260), (2260, 6942847), (4294, 3654130), (8588, 1827065), (10735, 1461652), (21470, 730826), (42940, 365413)]