4441400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 10546200

約数和(自身を除く): 6104800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 419, 424, 530, 838, 1060, 1325, 1676, 2095, 2120, 2650, 3352, 4190, 5300, 8380, 10475, 10600, 16760, 20950, 22207, 41900, 44414, 83800, 88828, 111035, 177656, 222070, 444140, 555175, 888280, 1110350, 2220700, 4441400]

約数ペア:

[(1, 4441400), (2, 2220700), (4, 1110350), (5, 888280), (8, 555175), (10, 444140), (20, 222070), (25, 177656), (40, 111035), (50, 88828), (53, 83800), (100, 44414), (106, 41900), (200, 22207), (212, 20950), (265, 16760), (419, 10600), (424, 10475), (530, 8380), (838, 5300), (1060, 4190), (1325, 3352), (1676, 2650), (2095, 2120)]