10267640

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1303}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 23237280

約数和(自身を除く): 12969640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1303, 1576, 1970, 2606, 3940, 5212, 6515, 7880, 10424, 13030, 26060, 52120, 256691, 513382, 1026764, 1283455, 2053528, 2566910, 5133820, 10267640]

約数ペア:

[(1, 10267640), (2, 5133820), (4, 2566910), (5, 2053528), (8, 1283455), (10, 1026764), (20, 513382), (40, 256691), (197, 52120), (394, 26060), (788, 13030), (985, 10424), (1303, 7880), (1576, 6515), (1970, 5212), (2606, 3940)]