201492520

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{21997}}^1$

素因数の和:22237

約数の個数: 32

約数和(自身を含む): 455358600

約数和(自身を除く): 253866080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 21997, 43994, 87988, 109985, 175976, 219970, 439940, 879880, 5037313, 10074626, 20149252, 25186565, 40298504, 50373130, 100746260, 201492520]

約数ペア:

[(1, 201492520), (2, 100746260), (4, 50373130), (5, 40298504), (8, 25186565), (10, 20149252), (20, 10074626), (40, 5037313), (229, 879880), (458, 439940), (916, 219970), (1145, 175976), (1832, 109985), (2290, 87988), (4580, 43994), (9160, 21997)]