42123800

素因数分解:

$2^3\times 5^2\times {\mathrm{210619}}^1$

素因数の和:210635

約数の個数: 24

約数和(自身を含む): 97938300

約数和(自身を除く): 55814500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 210619, 421238, 842476, 1053095, 1684952, 2106190, 4212380, 5265475, 8424760, 10530950, 21061900, 42123800]

約数ペア:

[(1, 42123800), (2, 21061900), (4, 10530950), (5, 8424760), (8, 5265475), (10, 4212380), (20, 2106190), (25, 1684952), (40, 1053095), (50, 842476), (100, 421238), (200, 210619)]