10249420

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{797}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 21584304

約数和(自身を除く): 11334884

約数列:

[1, 2, 4, 5, 10, 20, 643, 797, 1286, 1594, 2572, 3188, 3215, 3985, 6430, 7970, 12860, 15940, 512471, 1024942, 2049884, 2562355, 5124710, 10249420]

約数ペア:

[(1, 10249420), (2, 5124710), (4, 2562355), (5, 2049884), (10, 1024942), (20, 512471), (643, 15940), (797, 12860), (1286, 7970), (1594, 6430), (2572, 3985), (3188, 3215)]