30013480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15313}}^1$

素因数の和:15338

約数の個数: 48

約数和(自身を含む): 78560820

約数和(自身を除く): 48547340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15313, 30626, 61252, 76565, 107191, 122504, 153130, 214382, 306260, 428764, 535955, 612520, 750337, 857528, 1071910, 1500674, 2143820, 3001348, 3751685, 4287640, 6002696, 7503370, 15006740, 30013480]

約数ペア:

[(1, 30013480), (2, 15006740), (4, 7503370), (5, 6002696), (7, 4287640), (8, 3751685), (10, 3001348), (14, 2143820), (20, 1500674), (28, 1071910), (35, 857528), (40, 750337), (49, 612520), (56, 535955), (70, 428764), (98, 306260), (140, 214382), (196, 153130), (245, 122504), (280, 107191), (392, 76565), (490, 61252), (980, 30626), (1960, 15313)]