222762020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20897}}^1$

素因数の和:20960

約数の個数: 48

約数和(自身を含む): 516097008

約数和(自身を除く): 293334988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 20897, 41794, 83588, 104485, 208970, 271661, 417940, 543322, 856777, 1086644, 1358305, 1713554, 2716610, 3427108, 4283885, 5433220, 8567770, 11138101, 17135540, 22276202, 44552404, 55690505, 111381010, 222762020]

約数ペア:

[(1, 222762020), (2, 111381010), (4, 55690505), (5, 44552404), (10, 22276202), (13, 17135540), (20, 11138101), (26, 8567770), (41, 5433220), (52, 4283885), (65, 3427108), (82, 2716610), (130, 1713554), (164, 1358305), (205, 1086644), (260, 856777), (410, 543322), (533, 417940), (820, 271661), (1066, 208970), (2132, 104485), (2665, 83588), (5330, 41794), (10660, 20897)]