1385403904

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{30403}}^1$

素因数の和:30510

約数の個数: 40

約数和(自身を含む): 2799296280

約数和(自身を除く): 1413892376

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 712, 1424, 2848, 5696, 11392, 22784, 30403, 45568, 60806, 121612, 243224, 486448, 972896, 1945792, 2705867, 3891584, 5411734, 7783168, 10823468, 15566336, 21646936, 43293872, 86587744, 173175488, 346350976, 692701952, 1385403904]

約数ペア:

[(1, 1385403904), (2, 692701952), (4, 346350976), (8, 173175488), (16, 86587744), (32, 43293872), (64, 21646936), (89, 15566336), (128, 10823468), (178, 7783168), (256, 5411734), (356, 3891584), (512, 2705867), (712, 1945792), (1424, 972896), (2848, 486448), (5696, 243224), (11392, 121612), (22784, 60806), (30403, 45568)]