37808980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1931}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 87635520

約数和(自身を除く): 49826540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1931, 1958, 3862, 3916, 4895, 7724, 9655, 9790, 19310, 19580, 21241, 38620, 42482, 84964, 106205, 171859, 212410, 343718, 424820, 687436, 859295, 1718590, 1890449, 3437180, 3780898, 7561796, 9452245, 18904490, 37808980]

約数ペア:

[(1, 37808980), (2, 18904490), (4, 9452245), (5, 7561796), (10, 3780898), (11, 3437180), (20, 1890449), (22, 1718590), (44, 859295), (55, 687436), (89, 424820), (110, 343718), (178, 212410), (220, 171859), (356, 106205), (445, 84964), (890, 42482), (979, 38620), (1780, 21241), (1931, 19580), (1958, 19310), (3862, 9790), (3916, 9655), (4895, 7724)]