11218120

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{991}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 25355520

約数和(自身を除く): 14137400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 991, 1132, 1415, 1982, 2264, 2830, 3964, 4955, 5660, 7928, 9910, 11320, 19820, 39640, 280453, 560906, 1121812, 1402265, 2243624, 2804530, 5609060, 11218120]

約数ペア:

[(1, 11218120), (2, 5609060), (4, 2804530), (5, 2243624), (8, 1402265), (10, 1121812), (20, 560906), (40, 280453), (283, 39640), (566, 19820), (991, 11320), (1132, 9910), (1415, 7928), (1982, 5660), (2264, 4955), (2830, 3964)]