7891700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1556

約数の個数: 36

約数和(自身を含む): 17459820

約数和(自身を除く): 9568120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 1489, 2650, 2978, 5300, 5956, 7445, 14890, 29780, 37225, 74450, 78917, 148900, 157834, 315668, 394585, 789170, 1578340, 1972925, 3945850, 7891700]

約数ペア:

[(1, 7891700), (2, 3945850), (4, 1972925), (5, 1578340), (10, 789170), (20, 394585), (25, 315668), (50, 157834), (53, 148900), (100, 78917), (106, 74450), (212, 37225), (265, 29780), (530, 14890), (1060, 7445), (1325, 5956), (1489, 5300), (2650, 2978)]