164852020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{222773}}^1$

素因数の和:222819

約数の個数: 24

約数和(自身を含む): 355547304

約数和(自身を除く): 190695284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 222773, 445546, 891092, 1113865, 2227730, 4455460, 8242601, 16485202, 32970404, 41213005, 82426010, 164852020]

約数ペア:

[(1, 164852020), (2, 82426010), (4, 41213005), (5, 32970404), (10, 16485202), (20, 8242601), (37, 4455460), (74, 2227730), (148, 1113865), (185, 891092), (370, 445546), (740, 222773)]