2010179810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{72859}}^1$

素因数の和:72986

約数の個数: 32

約数和(自身を含む): 3777062400

約数和(自身を除く): 1766882590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 5518, 13795, 27590, 72859, 145718, 364295, 728590, 2258629, 4517258, 6484451, 11293145, 12968902, 22586290, 32422255, 64844510, 201017981, 402035962, 1005089905, 2010179810]

約数ペア:

[(1, 2010179810), (2, 1005089905), (5, 402035962), (10, 201017981), (31, 64844510), (62, 32422255), (89, 22586290), (155, 12968902), (178, 11293145), (310, 6484451), (445, 4517258), (890, 2258629), (2759, 728590), (5518, 364295), (13795, 145718), (27590, 72859)]