2021107960

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{135463}}^1$

素因数の和:135847

約数の個数: 32

約数和(自身を含む): 4559718240

約数和(自身を除く): 2538610280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920, 135463, 270926, 541852, 677315, 1083704, 1354630, 2709260, 5418520, 50527699, 101055398, 202110796, 252638495, 404221592, 505276990, 1010553980, 2021107960]

約数ペア:

[(1, 2021107960), (2, 1010553980), (4, 505276990), (5, 404221592), (8, 252638495), (10, 202110796), (20, 101055398), (40, 50527699), (373, 5418520), (746, 2709260), (1492, 1354630), (1865, 1083704), (2984, 677315), (3730, 541852), (7460, 270926), (14920, 135463)]