2945900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 36

約数和(自身を含む): 6483960

約数和(自身を除く): 3538060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 331, 356, 445, 662, 890, 1324, 1655, 1780, 2225, 3310, 4450, 6620, 8275, 8900, 16550, 29459, 33100, 58918, 117836, 147295, 294590, 589180, 736475, 1472950, 2945900]

約数ペア:

[(1, 2945900), (2, 1472950), (4, 736475), (5, 589180), (10, 294590), (20, 147295), (25, 117836), (50, 58918), (89, 33100), (100, 29459), (178, 16550), (331, 8900), (356, 8275), (445, 6620), (662, 4450), (890, 3310), (1324, 2225), (1655, 1780)]