16395520

素因数分解:

$2^8\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12830

約数の個数: 36

約数和(自身を含む): 39275460

約数和(自身を除く): 22879940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12809, 25618, 51236, 64045, 102472, 128090, 204944, 256180, 409888, 512360, 819776, 1024720, 1639552, 2049440, 3279104, 4098880, 8197760, 16395520]

約数ペア:

[(1, 16395520), (2, 8197760), (4, 4098880), (5, 3279104), (8, 2049440), (10, 1639552), (16, 1024720), (20, 819776), (32, 512360), (40, 409888), (64, 256180), (80, 204944), (128, 128090), (160, 102472), (256, 64045), (320, 51236), (640, 25618), (1280, 12809)]