155537140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{706987}}^1$

素因数の和:707007

約数の個数: 24

約数和(自身を含む): 356321952

約数和(自身を除く): 200784812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 706987, 1413974, 2827948, 3534935, 7069870, 7776857, 14139740, 15553714, 31107428, 38884285, 77768570, 155537140]

約数ペア:

[(1, 155537140), (2, 77768570), (4, 38884285), (5, 31107428), (10, 15553714), (11, 14139740), (20, 7776857), (22, 7069870), (44, 3534935), (55, 2827948), (110, 1413974), (220, 706987)]