87888220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{627773}}^1$

素因数の和:627789

約数の個数: 24

約数和(自身を含む): 210932064

約数和(自身を除く): 123043844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 627773, 1255546, 2511092, 3138865, 4394411, 6277730, 8788822, 12555460, 17577644, 21972055, 43944110, 87888220]

約数ペア:

[(1, 87888220), (2, 43944110), (4, 21972055), (5, 17577644), (7, 12555460), (10, 8788822), (14, 6277730), (20, 4394411), (28, 3138865), (35, 2511092), (70, 1255546), (140, 627773)]