30463240

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5479}}^1$

素因数の和:5629

約数の個数: 32

約数和(自身を含む): 69048000

約数和(自身を除く): 38584760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5479, 5560, 10958, 21916, 27395, 43832, 54790, 109580, 219160, 761581, 1523162, 3046324, 3807905, 6092648, 7615810, 15231620, 30463240]

約数ペア:

[(1, 30463240), (2, 15231620), (4, 7615810), (5, 6092648), (8, 3807905), (10, 3046324), (20, 1523162), (40, 761581), (139, 219160), (278, 109580), (556, 54790), (695, 43832), (1112, 27395), (1390, 21916), (2780, 10958), (5479, 5560)]