69688460

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{41981}}^1$

素因数の和:42073

約数の個数: 24

約数和(自身を含む): 148112496

約数和(自身を除く): 78424036

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 41981, 83962, 167924, 209905, 419810, 839620, 3484423, 6968846, 13937692, 17422115, 34844230, 69688460]

約数ペア:

[(1, 69688460), (2, 34844230), (4, 17422115), (5, 13937692), (10, 6968846), (20, 3484423), (83, 839620), (166, 419810), (332, 209905), (415, 167924), (830, 83962), (1660, 41981)]