9727970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19853}}^1$

素因数の和:19874

約数の個数: 24

約数和(自身を含む): 20370204

約数和(自身を除く): 10642234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 19853, 39706, 99265, 138971, 198530, 277942, 694855, 972797, 1389710, 1945594, 4863985, 9727970]

約数ペア:

[(1, 9727970), (2, 4863985), (5, 1945594), (7, 1389710), (10, 972797), (14, 694855), (35, 277942), (49, 198530), (70, 138971), (98, 99265), (245, 39706), (490, 19853)]