30123800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{21517}}^1$

素因数の和:21540

約数の個数: 48

約数和(自身を含む): 80046960

約数和(自身を除く): 49923160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 21517, 43034, 86068, 107585, 150619, 172136, 215170, 301238, 430340, 537925, 602476, 753095, 860680, 1075850, 1204952, 1506190, 2151700, 3012380, 3765475, 4303400, 6024760, 7530950, 15061900, 30123800]

約数ペア:

[(1, 30123800), (2, 15061900), (4, 7530950), (5, 6024760), (7, 4303400), (8, 3765475), (10, 3012380), (14, 2151700), (20, 1506190), (25, 1204952), (28, 1075850), (35, 860680), (40, 753095), (50, 602476), (56, 537925), (70, 430340), (100, 301238), (140, 215170), (175, 172136), (200, 150619), (280, 107585), (350, 86068), (700, 43034), (1400, 21517)]