143636920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{512989}}^1$

素因数の和:513007

約数の個数: 32

約数和(自身を含む): 369352800

約数和(自身を除く): 225715880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 512989, 1025978, 2051956, 2564945, 3590923, 4103912, 5129890, 7181846, 10259780, 14363692, 17954615, 20519560, 28727384, 35909230, 71818460, 143636920]

約数ペア:

[(1, 143636920), (2, 71818460), (4, 35909230), (5, 28727384), (7, 20519560), (8, 17954615), (10, 14363692), (14, 10259780), (20, 7181846), (28, 5129890), (35, 4103912), (40, 3590923), (56, 2564945), (70, 2051956), (140, 1025978), (280, 512989)]