488677540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{16633}}^1$

素因数の和:16768

約数の個数: 48

約数和(自身を含む): 1115010288

約数和(自身を除く): 626332748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 5876, 7345, 14690, 16633, 29380, 33266, 66532, 83165, 166330, 216229, 332660, 432458, 864916, 1081145, 1879529, 2162290, 3759058, 4324580, 7518116, 9397645, 18795290, 24433877, 37590580, 48867754, 97735508, 122169385, 244338770, 488677540]

約数ペア:

[(1, 488677540), (2, 244338770), (4, 122169385), (5, 97735508), (10, 48867754), (13, 37590580), (20, 24433877), (26, 18795290), (52, 9397645), (65, 7518116), (113, 4324580), (130, 3759058), (226, 2162290), (260, 1879529), (452, 1081145), (565, 864916), (1130, 432458), (1469, 332660), (2260, 216229), (2938, 166330), (5876, 83165), (7345, 66532), (14690, 33266), (16633, 29380)]