12539780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56999}}^1$

素因数の和:57019

約数の個数: 24

約数和(自身を含む): 28728000

約数和(自身を除く): 16188220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 56999, 113998, 227996, 284995, 569990, 626989, 1139980, 1253978, 2507956, 3134945, 6269890, 12539780]

約数ペア:

[(1, 12539780), (2, 6269890), (4, 3134945), (5, 2507956), (10, 1253978), (11, 1139980), (20, 626989), (22, 569990), (44, 284995), (55, 227996), (110, 113998), (220, 56999)]