30199280

素因数分解:

$2^4\times 5^1\times {\mathrm{377491}}^1$

素因数の和:377504

約数の個数: 20

約数和(自身を含む): 70213512

約数和(自身を除く): 40014232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 377491, 754982, 1509964, 1887455, 3019928, 3774910, 6039856, 7549820, 15099640, 30199280]

約数ペア:

[(1, 30199280), (2, 15099640), (4, 7549820), (5, 6039856), (8, 3774910), (10, 3019928), (16, 1887455), (20, 1509964), (40, 754982), (80, 377491)]