128049380

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{23801}}^1$

素因数の和:24079

約数の個数: 24

約数和(自身を含む): 269914680

約数和(自身を除く): 141865300

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 23801, 47602, 95204, 119005, 238010, 476020, 6402469, 12804938, 25609876, 32012345, 64024690, 128049380]

約数ペア:

[(1, 128049380), (2, 64024690), (4, 32012345), (5, 25609876), (10, 12804938), (20, 6402469), (269, 476020), (538, 238010), (1076, 119005), (1345, 95204), (2690, 47602), (5380, 23801)]