2220700

素因数分解:

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

素因数の和:486

約数の個数: 36

約数和(自身を含む): 4921560

約数和(自身を除く): 2700860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 419, 530, 838, 1060, 1325, 1676, 2095, 2650, 4190, 5300, 8380, 10475, 20950, 22207, 41900, 44414, 88828, 111035, 222070, 444140, 555175, 1110350, 2220700]

約数ペア:

[(1, 2220700), (2, 1110350), (4, 555175), (5, 444140), (10, 222070), (20, 111035), (25, 88828), (50, 44414), (53, 41900), (100, 22207), (106, 20950), (212, 10475), (265, 8380), (419, 5300), (530, 4190), (838, 2650), (1060, 2095), (1325, 1676)]