2017889690

素因数分解:

$2^1\times 5^1\times {\mathrm{5021}}^1\times {\mathrm{40189}}^1$

素因数の和:45217

約数の個数: 16

約数和(自身を含む): 3633015240

約数和(自身を除く): 1615125550

約数列:

[1, 2, 5, 10, 5021, 10042, 25105, 40189, 50210, 80378, 200945, 401890, 201788969, 403577938, 1008944845, 2017889690]

約数ペア:

[(1, 2017889690), (2, 1008944845), (5, 403577938), (10, 201788969), (5021, 401890), (10042, 200945), (25105, 80378), (40189, 50210)]