1680493664

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{1221289}}^1$

素因数の和:1221342

約数の個数: 24

約数和(自身を含む): 3385415880

約数和(自身を除く): 1704922216

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 1221289, 2442578, 4885156, 9770312, 19540624, 39081248, 52515427, 105030854, 210061708, 420123416, 840246832, 1680493664]

約数ペア:

[(1, 1680493664), (2, 840246832), (4, 420123416), (8, 210061708), (16, 105030854), (32, 52515427), (43, 39081248), (86, 19540624), (172, 9770312), (344, 4885156), (688, 2442578), (1376, 1221289)]