22921480

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{839}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 51710400

約数和(自身を除く): 28788920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 839, 1366, 1678, 2732, 3356, 3415, 4195, 5464, 6712, 6830, 8390, 13660, 16780, 27320, 33560, 573037, 1146074, 2292148, 2865185, 4584296, 5730370, 11460740, 22921480]

約数ペア:

[(1, 22921480), (2, 11460740), (4, 5730370), (5, 4584296), (8, 2865185), (10, 2292148), (20, 1146074), (40, 573037), (683, 33560), (839, 27320), (1366, 16780), (1678, 13660), (2732, 8390), (3356, 6830), (3415, 6712), (4195, 5464)]