489694840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{532277}}^1$

素因数の和:532311

約数の個数: 32

約数和(自身を含む): 1149720480

約数和(自身を除く): 660025640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 532277, 1064554, 2129108, 2661385, 4258216, 5322770, 10645540, 12242371, 21291080, 24484742, 48969484, 61211855, 97938968, 122423710, 244847420, 489694840]

約数ペア:

[(1, 489694840), (2, 244847420), (4, 122423710), (5, 97938968), (8, 61211855), (10, 48969484), (20, 24484742), (23, 21291080), (40, 12242371), (46, 10645540), (92, 5322770), (115, 4258216), (184, 2661385), (230, 2129108), (460, 1064554), (920, 532277)]