28506880

素因数分解:

$2^8\times 5^1\times {\mathrm{22271}}^1$

素因数の和:22292

約数の個数: 36

約数和(自身を含む): 68285952

約数和(自身を除く): 39779072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22271, 44542, 89084, 111355, 178168, 222710, 356336, 445420, 712672, 890840, 1425344, 1781680, 2850688, 3563360, 5701376, 7126720, 14253440, 28506880]

約数ペア:

[(1, 28506880), (2, 14253440), (4, 7126720), (5, 5701376), (8, 3563360), (10, 2850688), (16, 1781680), (20, 1425344), (32, 890840), (40, 712672), (64, 445420), (80, 356336), (128, 222710), (160, 178168), (256, 111355), (320, 89084), (640, 44542), (1280, 22271)]