28323760

素因数分解:

$2^4\times 5^1\times {\mathrm{354047}}^1$

素因数の和:354060

約数の個数: 20

約数和(自身を含む): 65852928

約数和(自身を除く): 37529168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 354047, 708094, 1416188, 1770235, 2832376, 3540470, 5664752, 7080940, 14161880, 28323760]

約数ペア:

[(1, 28323760), (2, 14161880), (4, 7080940), (5, 5664752), (8, 3540470), (10, 2832376), (16, 1770235), (20, 1416188), (40, 708094), (80, 354047)]