29960780

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3851}}^1$

素因数の和:4249

約数の個数: 24

約数和(自身を含む): 63095760

約数和(自身を除く): 33134980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3851, 3890, 7702, 7780, 15404, 19255, 38510, 77020, 1498039, 2996078, 5992156, 7490195, 14980390, 29960780]

約数ペア:

[(1, 29960780), (2, 14980390), (4, 7490195), (5, 5992156), (10, 2996078), (20, 1498039), (389, 77020), (778, 38510), (1556, 19255), (1945, 15404), (3851, 7780), (3890, 7702)]