30867220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25301}}^1$

素因数の和:25371

約数の個数: 24

約数和(自身を含む): 65886408

約数和(自身を除く): 35019188

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 25301, 50602, 101204, 126505, 253010, 506020, 1543361, 3086722, 6173444, 7716805, 15433610, 30867220]

約数ペア:

[(1, 30867220), (2, 15433610), (4, 7716805), (5, 6173444), (10, 3086722), (20, 1543361), (61, 506020), (122, 253010), (244, 126505), (305, 101204), (610, 50602), (1220, 25301)]