318203780

素因数分解:

$2^2\times 5^1\times {\mathrm{2411}}^1\times {\mathrm{6599}}^1$

素因数の和:9019

約数の個数: 24

約数和(自身を含む): 668606400

約数和(自身を除く): 350402620

約数列:

[1, 2, 4, 5, 10, 20, 2411, 4822, 6599, 9644, 12055, 13198, 24110, 26396, 32995, 48220, 65990, 131980, 15910189, 31820378, 63640756, 79550945, 159101890, 318203780]

約数ペア:

[(1, 318203780), (2, 159101890), (4, 79550945), (5, 63640756), (10, 31820378), (20, 15910189), (2411, 131980), (4822, 65990), (6599, 48220), (9644, 32995), (12055, 26396), (13198, 24110)]