20143990580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{282683}}^1$

素因数の和:283208

約数の個数: 48

約数和(自身を含む): 48440730240

約数和(自身を除く): 28296739660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509, 1018, 2036, 2545, 3563, 5090, 7126, 10180, 14252, 17815, 35630, 71260, 282683, 565366, 1130732, 1413415, 1978781, 2826830, 3957562, 5653660, 7915124, 9893905, 19787810, 39575620, 143885647, 287771294, 575542588, 719428235, 1007199529, 1438856470, 2014399058, 2877712940, 4028798116, 5035997645, 10071995290, 20143990580]

約数ペア:

[(1, 20143990580), (2, 10071995290), (4, 5035997645), (5, 4028798116), (7, 2877712940), (10, 2014399058), (14, 1438856470), (20, 1007199529), (28, 719428235), (35, 575542588), (70, 287771294), (140, 143885647), (509, 39575620), (1018, 19787810), (2036, 9893905), (2545, 7915124), (3563, 5653660), (5090, 3957562), (7126, 2826830), (10180, 1978781), (14252, 1413415), (17815, 1130732), (35630, 565366), (71260, 282683)]