29727380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3821}}^1$

素因数の和:4219

約数の個数: 24

約数和(自身を含む): 62604360

約数和(自身を除く): 32876980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3821, 3890, 7642, 7780, 15284, 19105, 38210, 76420, 1486369, 2972738, 5945476, 7431845, 14863690, 29727380]

約数ペア:

[(1, 29727380), (2, 14863690), (4, 7431845), (5, 5945476), (10, 2972738), (20, 1486369), (389, 76420), (778, 38210), (1556, 19105), (1945, 15284), (3821, 7780), (3890, 7642)]