202109890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{1061}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 373450176

約数和(自身を除く): 171340286

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 443, 886, 1061, 2122, 2215, 4430, 5305, 10610, 19049, 38098, 45623, 91246, 95245, 190490, 228115, 456230, 470023, 940046, 2350115, 4700230, 20210989, 40421978, 101054945, 202109890]

約数ペア:

[(1, 202109890), (2, 101054945), (5, 40421978), (10, 20210989), (43, 4700230), (86, 2350115), (215, 940046), (430, 470023), (443, 456230), (886, 228115), (1061, 190490), (2122, 95245), (2215, 91246), (4430, 45623), (5305, 38098), (10610, 19049)]