30976780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{23117}}^1$

素因数の和:23193

約数の個数: 24

約数和(自身を含む): 66025008

約数和(自身を除く): 35048228

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 23117, 46234, 92468, 115585, 231170, 462340, 1548839, 3097678, 6195356, 7744195, 15488390, 30976780]

約数ペア:

[(1, 30976780), (2, 15488390), (4, 7744195), (5, 6195356), (10, 3097678), (20, 1548839), (67, 462340), (134, 231170), (268, 115585), (335, 92468), (670, 46234), (1340, 23117)]