19595540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 24433900

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1039, 1886, 2078, 3772, 4156, 4715, 5195, 9430, 10390, 18860, 20780, 23897, 42599, 47794, 85198, 95588, 119485, 170396, 212995, 238970, 425990, 477940, 851980, 979777, 1959554, 3919108, 4898885, 9797770, 19595540]

約数ペア:

[(1, 19595540), (2, 9797770), (4, 4898885), (5, 3919108), (10, 1959554), (20, 979777), (23, 851980), (41, 477940), (46, 425990), (82, 238970), (92, 212995), (115, 170396), (164, 119485), (205, 95588), (230, 85198), (410, 47794), (460, 42599), (820, 23897), (943, 20780), (1039, 18860), (1886, 10390), (2078, 9430), (3772, 5195), (4156, 4715)]