28931860

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6317}}^1$

素因数の和:6555

約数の個数: 24

約数和(自身を含む): 61031880

約数和(自身を除く): 32100020

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 6317, 12634, 25268, 31585, 63170, 126340, 1446593, 2893186, 5786372, 7232965, 14465930, 28931860]

約数ペア:

[(1, 28931860), (2, 14465930), (4, 7232965), (5, 5786372), (10, 2893186), (20, 1446593), (229, 126340), (458, 63170), (916, 31585), (1145, 25268), (2290, 12634), (4580, 6317)]