172488304840

素因数分解:

$2^3\times 5^1\times {\mathrm{4312207621}}^1$

素因数の和:4312207632

約数の個数: 16

約数和(自身を含む): 388098685980

約数和(自身を除く): 215610381140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4312207621, 8624415242, 17248830484, 21561038105, 34497660968, 43122076210, 86244152420, 172488304840]

約数ペア:

[(1, 172488304840), (2, 86244152420), (4, 43122076210), (5, 34497660968), (8, 21561038105), (10, 17248830484), (20, 8624415242), (40, 4312207621)]