1393900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 36

約数和(自身を含む): 3093552

約数和(自身を除く): 1699652

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 263, 265, 526, 530, 1052, 1060, 1315, 1325, 2630, 2650, 5260, 5300, 6575, 13150, 13939, 26300, 27878, 55756, 69695, 139390, 278780, 348475, 696950, 1393900]

約数ペア:

[(1, 1393900), (2, 696950), (4, 348475), (5, 278780), (10, 139390), (20, 69695), (25, 55756), (50, 27878), (53, 26300), (100, 13939), (106, 13150), (212, 6575), (263, 5300), (265, 5260), (526, 2650), (530, 2630), (1052, 1325), (1060, 1315)]