15393800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4051}}^1$

素因数の和:4086

約数の個数: 48

約数和(自身を含む): 37683600

約数和(自身を除く): 22289800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4051, 8102, 16204, 20255, 32408, 40510, 76969, 81020, 101275, 153938, 162040, 202550, 307876, 384845, 405100, 615752, 769690, 810200, 1539380, 1924225, 3078760, 3848450, 7696900, 15393800]

約数ペア:

[(1, 15393800), (2, 7696900), (4, 3848450), (5, 3078760), (8, 1924225), (10, 1539380), (19, 810200), (20, 769690), (25, 615752), (38, 405100), (40, 384845), (50, 307876), (76, 202550), (95, 162040), (100, 153938), (152, 101275), (190, 81020), (200, 76969), (380, 40510), (475, 32408), (760, 20255), (950, 16204), (1900, 8102), (3800, 4051)]