4320620

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 9114000

約数和(自身を除く): 4793380

約数列:

[1, 2, 4, 5, 10, 20, 349, 619, 698, 1238, 1396, 1745, 2476, 3095, 3490, 6190, 6980, 12380, 216031, 432062, 864124, 1080155, 2160310, 4320620]

約数ペア:

[(1, 4320620), (2, 2160310), (4, 1080155), (5, 864124), (10, 432062), (20, 216031), (349, 12380), (619, 6980), (698, 6190), (1238, 3490), (1396, 3095), (1745, 2476)]