8283320

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1319}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 18770400

約数和(自身を除く): 10487080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1319, 1570, 2638, 3140, 5276, 6280, 6595, 10552, 13190, 26380, 52760, 207083, 414166, 828332, 1035415, 1656664, 2070830, 4141660, 8283320]

約数ペア:

[(1, 8283320), (2, 4141660), (4, 2070830), (5, 1656664), (8, 1035415), (10, 828332), (20, 414166), (40, 207083), (157, 52760), (314, 26380), (628, 13190), (785, 10552), (1256, 6595), (1319, 6280), (1570, 5276), (2638, 3140)]