213523760

素因数分解:

$2^4\times 5^1\times {\mathrm{2669047}}^1$

素因数の和:2669060

約数の個数: 20

約数和(自身を含む): 496442928

約数和(自身を除く): 282919168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2669047, 5338094, 10676188, 13345235, 21352376, 26690470, 42704752, 53380940, 106761880, 213523760]

約数ペア:

[(1, 213523760), (2, 106761880), (4, 53380940), (5, 42704752), (8, 26690470), (10, 21352376), (16, 13345235), (20, 10676188), (40, 5338094), (80, 2669047)]