40305978

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{15881}}^1$

素因数の和:15939

約数の個数: 32

約数和(自身を含む): 91480320

約数和(自身を除く): 51174342

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 15881, 31762, 47643, 95286, 142929, 285858, 428787, 746407, 857574, 1492814, 2239221, 4478442, 6717663, 13435326, 20152989, 40305978]

約数ペア:

[(1, 40305978), (2, 20152989), (3, 13435326), (6, 6717663), (9, 4478442), (18, 2239221), (27, 1492814), (47, 857574), (54, 746407), (94, 428787), (141, 285858), (282, 142929), (423, 95286), (846, 47643), (1269, 31762), (2538, 15881)]