25860280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28109}}^1$

素因数の和:28143

約数の個数: 32

約数和(自身を含む): 60717600

約数和(自身を除く): 34857320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 28109, 56218, 112436, 140545, 224872, 281090, 562180, 646507, 1124360, 1293014, 2586028, 3232535, 5172056, 6465070, 12930140, 25860280]

約数ペア:

[(1, 25860280), (2, 12930140), (4, 6465070), (5, 5172056), (8, 3232535), (10, 2586028), (20, 1293014), (23, 1124360), (40, 646507), (46, 562180), (92, 281090), (115, 224872), (184, 140545), (230, 112436), (460, 56218), (920, 28109)]