22888520

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1621}}^1$

素因数の和:1985

約数の個数: 32

約数和(自身を含む): 51676920

約数和(自身を除く): 28788400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1621, 1765, 2824, 3242, 3530, 6484, 7060, 8105, 12968, 14120, 16210, 32420, 64840, 572213, 1144426, 2288852, 2861065, 4577704, 5722130, 11444260, 22888520]

約数ペア:

[(1, 22888520), (2, 11444260), (4, 5722130), (5, 4577704), (8, 2861065), (10, 2288852), (20, 1144426), (40, 572213), (353, 64840), (706, 32420), (1412, 16210), (1621, 14120), (1765, 12968), (2824, 8105), (3242, 7060), (3530, 6484)]