17983840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16057}}^1$

素因数の和:16079

約数の個数: 48

約数和(自身を含む): 48559392

約数和(自身を除く): 30575552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16057, 32114, 64228, 80285, 112399, 128456, 160570, 224798, 256912, 321140, 449596, 513824, 561995, 642280, 899192, 1123990, 1284560, 1798384, 2247980, 2569120, 3596768, 4495960, 8991920, 17983840]

約数ペア:

[(1, 17983840), (2, 8991920), (4, 4495960), (5, 3596768), (7, 2569120), (8, 2247980), (10, 1798384), (14, 1284560), (16, 1123990), (20, 899192), (28, 642280), (32, 561995), (35, 513824), (40, 449596), (56, 321140), (70, 256912), (80, 224798), (112, 160570), (140, 128456), (160, 112399), (224, 80285), (280, 64228), (560, 32114), (1120, 16057)]