20697700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8999}}^1$

素因数の和:9036

約数の個数: 36

約数和(自身を含む): 46872000

約数和(自身を除く): 26174300

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8999, 17998, 35996, 44995, 89990, 179980, 206977, 224975, 413954, 449950, 827908, 899900, 1034885, 2069770, 4139540, 5174425, 10348850, 20697700]

約数ペア:

[(1, 20697700), (2, 10348850), (4, 5174425), (5, 4139540), (10, 2069770), (20, 1034885), (23, 899900), (25, 827908), (46, 449950), (50, 413954), (92, 224975), (100, 206977), (115, 179980), (230, 89990), (460, 44995), (575, 35996), (1150, 17998), (2300, 8999)]