30787600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4051}}^1$

素因数の和:4088

約数の個数: 60

約数和(自身を含む): 77879440

約数和(自身を除く): 47091840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 4051, 7600, 8102, 16204, 20255, 32408, 40510, 64816, 76969, 81020, 101275, 153938, 162040, 202550, 307876, 324080, 384845, 405100, 615752, 769690, 810200, 1231504, 1539380, 1620400, 1924225, 3078760, 3848450, 6157520, 7696900, 15393800, 30787600]

約数ペア:

[(1, 30787600), (2, 15393800), (4, 7696900), (5, 6157520), (8, 3848450), (10, 3078760), (16, 1924225), (19, 1620400), (20, 1539380), (25, 1231504), (38, 810200), (40, 769690), (50, 615752), (76, 405100), (80, 384845), (95, 324080), (100, 307876), (152, 202550), (190, 162040), (200, 153938), (304, 101275), (380, 81020), (400, 76969), (475, 64816), (760, 40510), (950, 32408), (1520, 20255), (1900, 16204), (3800, 8102), (4051, 7600)]