30497180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7027}}^1$

素因数の和:7074

約数の個数: 48

約数和(自身を含む): 75565056

約数和(自身を除く): 45067876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 7027, 14054, 28108, 35135, 49189, 70270, 98378, 140540, 196756, 217837, 245945, 435674, 491890, 871348, 983780, 1089185, 1524859, 2178370, 3049718, 4356740, 6099436, 7624295, 15248590, 30497180]

約数ペア:

[(1, 30497180), (2, 15248590), (4, 7624295), (5, 6099436), (7, 4356740), (10, 3049718), (14, 2178370), (20, 1524859), (28, 1089185), (31, 983780), (35, 871348), (62, 491890), (70, 435674), (124, 245945), (140, 217837), (155, 196756), (217, 140540), (310, 98378), (434, 70270), (620, 49189), (868, 35135), (1085, 28108), (2170, 14054), (4340, 7027)]