2020130480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1097897}}^1$

素因数の和:1097933

約数の個数: 40

約数和(自身を含む): 4901016672

約数和(自身を除く): 2880886192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1097897, 2195794, 4391588, 5489485, 8783176, 10978970, 17566352, 21957940, 25251631, 43915880, 50503262, 87831760, 101006524, 126258155, 202013048, 252516310, 404026096, 505032620, 1010065240, 2020130480]

約数ペア:

[(1, 2020130480), (2, 1010065240), (4, 505032620), (5, 404026096), (8, 252516310), (10, 202013048), (16, 126258155), (20, 101006524), (23, 87831760), (40, 50503262), (46, 43915880), (80, 25251631), (92, 21957940), (115, 17566352), (184, 10978970), (230, 8783176), (368, 5489485), (460, 4391588), (920, 2195794), (1840, 1097897)]