213220960

素因数分解:

$2^5\times 5^1\times {\mathrm{1332631}}^1$

素因数の和:1332646

約数の個数: 24

約数和(自身を含む): 503734896

約数和(自身を除く): 290513936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1332631, 2665262, 5330524, 6663155, 10661048, 13326310, 21322096, 26652620, 42644192, 53305240, 106610480, 213220960]

約数ペア:

[(1, 213220960), (2, 106610480), (4, 53305240), (5, 42644192), (8, 26652620), (10, 21322096), (16, 13326310), (20, 10661048), (32, 6663155), (40, 5330524), (80, 2665262), (160, 1332631)]