1940240020

素因数分解:

$2^2\times 5^1\times {\mathrm{15901}}^1\times {\mathrm{6101}}^1$

素因数の和:22011

約数の個数: 24

約数和(自身を含む): 4075428168

約数和(自身を除く): 2135188148

約数列:

[1, 2, 4, 5, 10, 20, 6101, 12202, 15901, 24404, 30505, 31802, 61010, 63604, 79505, 122020, 159010, 318020, 97012001, 194024002, 388048004, 485060005, 970120010, 1940240020]

約数ペア:

[(1, 1940240020), (2, 970120010), (4, 485060005), (5, 388048004), (10, 194024002), (20, 97012001), (6101, 318020), (12202, 159010), (15901, 122020), (24404, 79505), (30505, 63604), (31802, 61010)]