219060280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{238109}}^1$

素因数の和:238143

約数の個数: 32

約数和(自身を含む): 514317600

約数和(自身を除く): 295257320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 238109, 476218, 952436, 1190545, 1904872, 2381090, 4762180, 5476507, 9524360, 10953014, 21906028, 27382535, 43812056, 54765070, 109530140, 219060280]

約数ペア:

[(1, 219060280), (2, 109530140), (4, 54765070), (5, 43812056), (8, 27382535), (10, 21906028), (20, 10953014), (23, 9524360), (40, 5476507), (46, 4762180), (92, 2381090), (115, 1904872), (184, 1190545), (230, 952436), (460, 476218), (920, 238109)]