15689220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11369}}^1$

素因数の和:11404

約数の個数: 48

約数和(自身を含む): 45843840

約数和(自身を除く): 30154620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11369, 22738, 34107, 45476, 56845, 68214, 113690, 136428, 170535, 227380, 261487, 341070, 522974, 682140, 784461, 1045948, 1307435, 1568922, 2614870, 3137844, 3922305, 5229740, 7844610, 15689220]

約数ペア:

[(1, 15689220), (2, 7844610), (3, 5229740), (4, 3922305), (5, 3137844), (6, 2614870), (10, 1568922), (12, 1307435), (15, 1045948), (20, 784461), (23, 682140), (30, 522974), (46, 341070), (60, 261487), (69, 227380), (92, 170535), (115, 136428), (138, 113690), (230, 68214), (276, 56845), (345, 45476), (460, 34107), (690, 22738), (1380, 11369)]