987362020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1334273}}^1$

素因数の和:1334319

約数の個数: 24

約数和(自身を含む): 2129501304

約数和(自身を除く): 1142139284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1334273, 2668546, 5337092, 6671365, 13342730, 26685460, 49368101, 98736202, 197472404, 246840505, 493681010, 987362020]

約数ペア:

[(1, 987362020), (2, 493681010), (4, 246840505), (5, 197472404), (10, 98736202), (20, 49368101), (37, 26685460), (74, 13342730), (148, 6671365), (185, 5337092), (370, 2668546), (740, 1334273)]