172179830

素因数分解:

$2^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{20921}}^1$

素因数の和:21751

約数の個数: 16

約数和(自身を含む): 310315104

約数和(自身を除く): 138135274

約数列:

[1, 2, 5, 10, 823, 1646, 4115, 8230, 20921, 41842, 104605, 209210, 17217983, 34435966, 86089915, 172179830]

約数ペア:

[(1, 172179830), (2, 86089915), (5, 34435966), (10, 17217983), (823, 209210), (1646, 104605), (4115, 41842), (8230, 20921)]