1230804980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{56929}}^1$

素因数の和:57008

約数の個数: 48

約数和(自身を含む): 2754501120

約数和(自身を除く): 1523696140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 56929, 113858, 227716, 284645, 569290, 1138580, 1309367, 2618734, 2675663, 5237468, 5351326, 6546835, 10702652, 13093670, 13378315, 26187340, 26756630, 53513260, 61540249, 123080498, 246160996, 307701245, 615402490, 1230804980]

約数ペア:

[(1, 1230804980), (2, 615402490), (4, 307701245), (5, 246160996), (10, 123080498), (20, 61540249), (23, 53513260), (46, 26756630), (47, 26187340), (92, 13378315), (94, 13093670), (115, 10702652), (188, 6546835), (230, 5351326), (235, 5237468), (460, 2675663), (470, 2618734), (940, 1309367), (1081, 1138580), (2162, 569290), (4324, 284645), (5405, 227716), (10810, 113858), (21620, 56929)]