84013520

素因数分解:

$2^4\times 5^1\times {\mathrm{1050169}}^1$

素因数の和:1050182

約数の個数: 20

約数和(自身を含む): 195331620

約数和(自身を除く): 111318100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1050169, 2100338, 4200676, 5250845, 8401352, 10501690, 16802704, 21003380, 42006760, 84013520]

約数ペア:

[(1, 84013520), (2, 42006760), (4, 21003380), (5, 16802704), (8, 10501690), (10, 8401352), (16, 5250845), (20, 4200676), (40, 2100338), (80, 1050169)]