13245560

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1231}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 16692040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1231, 1345, 2152, 2462, 2690, 4924, 5380, 6155, 9848, 10760, 12310, 24620, 49240, 331139, 662278, 1324556, 1655695, 2649112, 3311390, 6622780, 13245560]

約数ペア:

[(1, 13245560), (2, 6622780), (4, 3311390), (5, 2649112), (8, 1655695), (10, 1324556), (20, 662278), (40, 331139), (269, 49240), (538, 24620), (1076, 12310), (1231, 10760), (1345, 9848), (2152, 6155), (2462, 5380), (2690, 4924)]