40727120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72727}}^1$

素因数の和:72747

約数の個数: 40

約数和(自身を含む): 108219264

約数和(自身を除く): 67492144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72727, 145454, 290908, 363635, 509089, 581816, 727270, 1018178, 1163632, 1454540, 2036356, 2545445, 2909080, 4072712, 5090890, 5818160, 8145424, 10181780, 20363560, 40727120]

約数ペア:

[(1, 40727120), (2, 20363560), (4, 10181780), (5, 8145424), (7, 5818160), (8, 5090890), (10, 4072712), (14, 2909080), (16, 2545445), (20, 2036356), (28, 1454540), (35, 1163632), (40, 1018178), (56, 727270), (70, 581816), (80, 509089), (112, 363635), (140, 290908), (280, 145454), (560, 72727)]