639952370

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{4637}}^1$

素因数の和:5054

約数の個数: 32

約数和(自身を含む): 1186474608

約数和(自身を除く): 546522238

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 373, 746, 1865, 3730, 4637, 9274, 13801, 23185, 27602, 46370, 69005, 138010, 171569, 343138, 857845, 1715690, 1729601, 3459202, 8648005, 17296010, 63995237, 127990474, 319976185, 639952370]

約数ペア:

[(1, 639952370), (2, 319976185), (5, 127990474), (10, 63995237), (37, 17296010), (74, 8648005), (185, 3459202), (370, 1729601), (373, 1715690), (746, 857845), (1865, 343138), (3730, 171569), (4637, 138010), (9274, 69005), (13801, 46370), (23185, 27602)]