636956020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{12941}}^1$

素因数の和:13080

約数の個数: 48

約数和(自身を含む): 1408917888

約数和(自身を除く): 771961868

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 2140, 2461, 4922, 9844, 12305, 12941, 24610, 25882, 49220, 51764, 64705, 129410, 258820, 297643, 595286, 1190572, 1384687, 1488215, 2769374, 2976430, 5538748, 5952860, 6923435, 13846870, 27693740, 31847801, 63695602, 127391204, 159239005, 318478010, 636956020]

約数ペア:

[(1, 636956020), (2, 318478010), (4, 159239005), (5, 127391204), (10, 63695602), (20, 31847801), (23, 27693740), (46, 13846870), (92, 6923435), (107, 5952860), (115, 5538748), (214, 2976430), (230, 2769374), (428, 1488215), (460, 1384687), (535, 1190572), (1070, 595286), (2140, 297643), (2461, 258820), (4922, 129410), (9844, 64705), (12305, 51764), (12941, 49220), (24610, 25882)]