490907136

素因数分解:

$2^9\times 3^1\times {\mathrm{319601}}^1$

素因数の和:319622

約数の個数: 40

約数和(自身を含む): 1307811384

約数和(自身を除く): 816904248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 319601, 639202, 958803, 1278404, 1917606, 2556808, 3835212, 5113616, 7670424, 10227232, 15340848, 20454464, 30681696, 40908928, 61363392, 81817856, 122726784, 163635712, 245453568, 490907136]

約数ペア:

[(1, 490907136), (2, 245453568), (3, 163635712), (4, 122726784), (6, 81817856), (8, 61363392), (12, 40908928), (16, 30681696), (24, 20454464), (32, 15340848), (48, 10227232), (64, 7670424), (96, 5113616), (128, 3835212), (192, 2556808), (256, 1917606), (384, 1278404), (512, 958803), (768, 639202), (1536, 319601)]