1783294420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{20297}}^1$

素因数の和:20520

約数の個数: 48

約数和(自身を含む): 3928393728

約数和(自身を除く): 2145099308

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 191, 230, 382, 460, 764, 955, 1910, 3820, 4393, 8786, 17572, 20297, 21965, 40594, 43930, 81188, 87860, 101485, 202970, 405940, 466831, 933662, 1867324, 2334155, 3876727, 4668310, 7753454, 9336620, 15506908, 19383635, 38767270, 77534540, 89164721, 178329442, 356658884, 445823605, 891647210, 1783294420]

約数ペア:

[(1, 1783294420), (2, 891647210), (4, 445823605), (5, 356658884), (10, 178329442), (20, 89164721), (23, 77534540), (46, 38767270), (92, 19383635), (115, 15506908), (191, 9336620), (230, 7753454), (382, 4668310), (460, 3876727), (764, 2334155), (955, 1867324), (1910, 933662), (3820, 466831), (4393, 405940), (8786, 202970), (17572, 101485), (20297, 87860), (21965, 81188), (40594, 43930)]