1855707580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103903}}^1$

素因数の和:103978

約数の個数: 48

約数和(自身を含む): 4189409280

約数和(自身を除く): 2333701700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 103903, 207806, 415612, 519515, 1039030, 1974157, 2078060, 3948314, 4883441, 7896628, 9766882, 9870785, 19533764, 19741570, 24417205, 39483140, 48834410, 92785379, 97668820, 185570758, 371141516, 463926895, 927853790, 1855707580]

約数ペア:

[(1, 1855707580), (2, 927853790), (4, 463926895), (5, 371141516), (10, 185570758), (19, 97668820), (20, 92785379), (38, 48834410), (47, 39483140), (76, 24417205), (94, 19741570), (95, 19533764), (188, 9870785), (190, 9766882), (235, 7896628), (380, 4883441), (470, 3948314), (893, 2078060), (940, 1974157), (1786, 1039030), (3572, 519515), (4465, 415612), (8930, 207806), (17860, 103903)]