40585720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{20707}}^1$

素因数の和:20732

約数の個数: 48

約数和(自身を含む): 106232040

約数和(自身を除く): 65646320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 20707, 41414, 82828, 103535, 144949, 165656, 207070, 289898, 414140, 579796, 724745, 828280, 1014643, 1159592, 1449490, 2029286, 2898980, 4058572, 5073215, 5797960, 8117144, 10146430, 20292860, 40585720]

約数ペア:

[(1, 40585720), (2, 20292860), (4, 10146430), (5, 8117144), (7, 5797960), (8, 5073215), (10, 4058572), (14, 2898980), (20, 2029286), (28, 1449490), (35, 1159592), (40, 1014643), (49, 828280), (56, 724745), (70, 579796), (98, 414140), (140, 289898), (196, 207070), (245, 165656), (280, 144949), (392, 103535), (490, 82828), (980, 41414), (1960, 20707)]