40390720

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1247

約数の個数: 56

約数和(自身を含む): 97118424

約数和(自身を除く): 56727704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1117, 1130, 1808, 2234, 2260, 3616, 4468, 4520, 5585, 7232, 8936, 9040, 11170, 17872, 18080, 22340, 35744, 36160, 44680, 71488, 89360, 126221, 178720, 252442, 357440, 504884, 631105, 1009768, 1262210, 2019536, 2524420, 4039072, 5048840, 8078144, 10097680, 20195360, 40390720]

約数ペア:

[(1, 40390720), (2, 20195360), (4, 10097680), (5, 8078144), (8, 5048840), (10, 4039072), (16, 2524420), (20, 2019536), (32, 1262210), (40, 1009768), (64, 631105), (80, 504884), (113, 357440), (160, 252442), (226, 178720), (320, 126221), (452, 89360), (565, 71488), (904, 44680), (1117, 36160), (1130, 35744), (1808, 22340), (2234, 18080), (2260, 17872), (3616, 11170), (4468, 9040), (4520, 8936), (5585, 7232)]