28429520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50767}}^1$

素因数の和:50787

約数の個数: 40

約数和(自身を含む): 75542784

約数和(自身を除く): 47113264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50767, 101534, 203068, 253835, 355369, 406136, 507670, 710738, 812272, 1015340, 1421476, 1776845, 2030680, 2842952, 3553690, 4061360, 5685904, 7107380, 14214760, 28429520]

約数ペア:

[(1, 28429520), (2, 14214760), (4, 7107380), (5, 5685904), (7, 4061360), (8, 3553690), (10, 2842952), (14, 2030680), (16, 1776845), (20, 1421476), (28, 1015340), (35, 812272), (40, 710738), (56, 507670), (70, 406136), (80, 355369), (112, 253835), (140, 203068), (280, 101534), (560, 50767)]