619367080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{218087}}^1$

素因数の和:218169

約数の個数: 32

約数和(自身を含む): 1413210240

約数和(自身を除く): 793843160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 218087, 436174, 872348, 1090435, 1744696, 2180870, 4361740, 8723480, 15484177, 30968354, 61936708, 77420885, 123873416, 154841770, 309683540, 619367080]

約数ペア:

[(1, 619367080), (2, 309683540), (4, 154841770), (5, 123873416), (8, 77420885), (10, 61936708), (20, 30968354), (40, 15484177), (71, 8723480), (142, 4361740), (284, 2180870), (355, 1744696), (568, 1090435), (710, 872348), (1420, 436174), (2840, 218087)]