20126050420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143757503}}^1$

素因数の和:143757519

約数の個数: 24

約数和(自身を含む): 48302521344

約数和(自身を除く): 28176470924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143757503, 287515006, 575030012, 718787515, 1006302521, 1437575030, 2012605042, 2875150060, 4025210084, 5031512605, 10063025210, 20126050420]

約数ペア:

[(1, 20126050420), (2, 10063025210), (4, 5031512605), (5, 4025210084), (7, 2875150060), (10, 2012605042), (14, 1437575030), (20, 1006302521), (28, 718787515), (35, 575030012), (70, 287515006), (140, 143757503)]