19367940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11131}}^1$

素因数の和:11172

約数の個数: 48

約数和(自身を含む): 56105280

約数和(自身を除く): 36737340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11131, 22262, 33393, 44524, 55655, 66786, 111310, 133572, 166965, 222620, 322799, 333930, 645598, 667860, 968397, 1291196, 1613995, 1936794, 3227990, 3873588, 4841985, 6455980, 9683970, 19367940]

約数ペア:

[(1, 19367940), (2, 9683970), (3, 6455980), (4, 4841985), (5, 3873588), (6, 3227990), (10, 1936794), (12, 1613995), (15, 1291196), (20, 968397), (29, 667860), (30, 645598), (58, 333930), (60, 322799), (87, 222620), (116, 166965), (145, 133572), (174, 111310), (290, 66786), (348, 55655), (435, 44524), (580, 33393), (870, 22262), (1740, 11131)]