18375040

素因数分解:

$2^7\times 5^1\times {\mathrm{28711}}^1$

素因数の和:28730

約数の個数: 32

約数和(自身を含む): 43929360

約数和(自身を除く): 25554320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28711, 57422, 114844, 143555, 229688, 287110, 459376, 574220, 918752, 1148440, 1837504, 2296880, 3675008, 4593760, 9187520, 18375040]

約数ペア:

[(1, 18375040), (2, 9187520), (4, 4593760), (5, 3675008), (8, 2296880), (10, 1837504), (16, 1148440), (20, 918752), (32, 574220), (40, 459376), (64, 287110), (80, 229688), (128, 143555), (160, 114844), (320, 57422), (640, 28711)]