20223484120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72226729}}^1$

素因数の和:72226747

約数の個数: 32

約数和(自身を含む): 52003245600

約数和(自身を除く): 31779761480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72226729, 144453458, 288906916, 361133645, 505587103, 577813832, 722267290, 1011174206, 1444534580, 2022348412, 2527935515, 2889069160, 4044696824, 5055871030, 10111742060, 20223484120]

約数ペア:

[(1, 20223484120), (2, 10111742060), (4, 5055871030), (5, 4044696824), (7, 2889069160), (8, 2527935515), (10, 2022348412), (14, 1444534580), (20, 1011174206), (28, 722267290), (35, 577813832), (40, 505587103), (56, 361133645), (70, 288906916), (140, 144453458), (280, 72226729)]