26458840

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2459}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 59778000

約数和(自身を除く): 33319160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2459, 2690, 4918, 5380, 9836, 10760, 12295, 19672, 24590, 49180, 98360, 661471, 1322942, 2645884, 3307355, 5291768, 6614710, 13229420, 26458840]

約数ペア:

[(1, 26458840), (2, 13229420), (4, 6614710), (5, 5291768), (8, 3307355), (10, 2645884), (20, 1322942), (40, 661471), (269, 98360), (538, 49180), (1076, 24590), (1345, 19672), (2152, 12295), (2459, 10760), (2690, 9836), (4918, 5380)]