30866260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 69854400

約数和(自身を除く): 38988140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 1889, 3268, 3778, 4085, 7556, 8170, 9445, 16340, 18890, 35891, 37780, 71782, 81227, 143564, 162454, 179455, 324908, 358910, 406135, 717820, 812270, 1543313, 1624540, 3086626, 6173252, 7716565, 15433130, 30866260]

約数ペア:

[(1, 30866260), (2, 15433130), (4, 7716565), (5, 6173252), (10, 3086626), (19, 1624540), (20, 1543313), (38, 812270), (43, 717820), (76, 406135), (86, 358910), (95, 324908), (172, 179455), (190, 162454), (215, 143564), (380, 81227), (430, 71782), (817, 37780), (860, 35891), (1634, 18890), (1889, 16340), (3268, 9445), (3778, 8170), (4085, 7556)]