143402020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{14723}}^1$

素因数の和:15219

約数の個数: 24

約数和(自身を含む): 301783104

約数和(自身を除く): 158381084

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 14723, 29446, 58892, 73615, 147230, 294460, 7170101, 14340202, 28680404, 35850505, 71701010, 143402020]

約数ペア:

[(1, 143402020), (2, 71701010), (4, 35850505), (5, 28680404), (10, 14340202), (20, 7170101), (487, 294460), (974, 147230), (1948, 73615), (2435, 58892), (4870, 29446), (9740, 14723)]