38487920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25321}}^1$

素因数の和:25353

約数の個数: 40

約数和(自身を含む): 94197840

約数和(自身を除く): 55709920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 25321, 50642, 101284, 126605, 202568, 253210, 405136, 481099, 506420, 962198, 1012840, 1924396, 2025680, 2405495, 3848792, 4810990, 7697584, 9621980, 19243960, 38487920]

約数ペア:

[(1, 38487920), (2, 19243960), (4, 9621980), (5, 7697584), (8, 4810990), (10, 3848792), (16, 2405495), (19, 2025680), (20, 1924396), (38, 1012840), (40, 962198), (76, 506420), (80, 481099), (95, 405136), (152, 253210), (190, 202568), (304, 126605), (380, 101284), (760, 50642), (1520, 25321)]