30691220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219223}}^1$

素因数の和:219239

約数の個数: 24

約数和(自身を含む): 73659264

約数和(自身を除く): 42968044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219223, 438446, 876892, 1096115, 1534561, 2192230, 3069122, 4384460, 6138244, 7672805, 15345610, 30691220]

約数ペア:

[(1, 30691220), (2, 15345610), (4, 7672805), (5, 6138244), (7, 4384460), (10, 3069122), (14, 2192230), (20, 1534561), (28, 1096115), (35, 876892), (70, 438446), (140, 219223)]