4165320.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9721}}^1$

素因数の和:9785

約数の個数: 32

約数和(自身を含む): 47248920

約数和(自身を除く): 26640400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9721, 19442, 38884, 48605, 77768, 97210, 194420, 388840, 515213, 1030426, 2060852, 2576065, 4121704, 5152130, 10304260, 20608520]

約数ペア:

[(1, 20608520), (2, 10304260), (4, 5152130), (5, 4121704), (8, 2576065), (10, 2060852), (20, 1030426), (40, 515213), (53, 388840), (106, 194420), (212, 97210), (265, 77768), (424, 48605), (530, 38884), (1060, 19442), (2120, 9721)]