20503900

素因数分解:

$2^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{541}}^1$

素因数の和:934

約数の個数: 36

約数和(自身を含む): 44693320

約数和(自身を除く): 24189420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 379, 541, 758, 1082, 1516, 1895, 2164, 2705, 3790, 5410, 7580, 9475, 10820, 13525, 18950, 27050, 37900, 54100, 205039, 410078, 820156, 1025195, 2050390, 4100780, 5125975, 10251950, 20503900]

約数ペア:

[(1, 20503900), (2, 10251950), (4, 5125975), (5, 4100780), (10, 2050390), (20, 1025195), (25, 820156), (50, 410078), (100, 205039), (379, 54100), (541, 37900), (758, 27050), (1082, 18950), (1516, 13525), (1895, 10820), (2164, 9475), (2705, 7580), (3790, 5410)]