1880371712

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{118471}}^1$

素因数の和:118520

約数の個数: 40

約数和(自身を含む): 3878299392

約数和(自身を除く): 1997927680

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 118471, 236942, 473884, 947768, 1895536, 3672601, 3791072, 7345202, 7582144, 14690404, 15164288, 29380808, 30328576, 58761616, 60657152, 117523232, 235046464, 470092928, 940185856, 1880371712]

約数ペア:

[(1, 1880371712), (2, 940185856), (4, 470092928), (8, 235046464), (16, 117523232), (31, 60657152), (32, 58761616), (62, 30328576), (64, 29380808), (124, 15164288), (128, 14690404), (248, 7582144), (256, 7345202), (496, 3791072), (512, 3672601), (992, 1895536), (1984, 947768), (3968, 473884), (7936, 236942), (15872, 118471)]