123558820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80233}}^1$

素因数の和:80260

約数の個数: 48

約数和(自身を含む): 323503488

約数和(自身を除く): 199944668

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 80233, 160466, 320932, 401165, 561631, 802330, 882563, 1123262, 1604660, 1765126, 2246524, 2808155, 3530252, 4412815, 5616310, 6177941, 8825630, 11232620, 12355882, 17651260, 24711764, 30889705, 61779410, 123558820]

約数ペア:

[(1, 123558820), (2, 61779410), (4, 30889705), (5, 24711764), (7, 17651260), (10, 12355882), (11, 11232620), (14, 8825630), (20, 6177941), (22, 5616310), (28, 4412815), (35, 3530252), (44, 2808155), (55, 2246524), (70, 1765126), (77, 1604660), (110, 1123262), (140, 882563), (154, 802330), (220, 561631), (308, 401165), (385, 320932), (770, 160466), (1540, 80233)]