4381270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 8439552

約数和(自身を除く): 4058282

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 443, 886, 989, 1978, 2215, 4430, 4945, 9890, 10189, 19049, 20378, 38098, 50945, 95245, 101890, 190490, 438127, 876254, 2190635, 4381270]

約数ペア:

[(1, 4381270), (2, 2190635), (5, 876254), (10, 438127), (23, 190490), (43, 101890), (46, 95245), (86, 50945), (115, 38098), (215, 20378), (230, 19049), (430, 10189), (443, 9890), (886, 4945), (989, 4430), (1978, 2215)]