87152020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{117773}}^1$

素因数の和:117819

約数の個数: 24

約数和(自身を含む): 187967304

約数和(自身を除く): 100815284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 117773, 235546, 471092, 588865, 1177730, 2355460, 4357601, 8715202, 17430404, 21788005, 43576010, 87152020]

約数ペア:

[(1, 87152020), (2, 43576010), (4, 21788005), (5, 17430404), (10, 8715202), (20, 4357601), (37, 2355460), (74, 1177730), (148, 588865), (185, 471092), (370, 235546), (740, 117773)]