13876880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2051

約数の個数: 40

約数和(自身を含む): 32643000

約数和(自身を除く): 18766120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 1949, 3560, 3898, 7120, 7796, 9745, 15592, 19490, 31184, 38980, 77960, 155920, 173461, 346922, 693844, 867305, 1387688, 1734610, 2775376, 3469220, 6938440, 13876880]

約数ペア:

[(1, 13876880), (2, 6938440), (4, 3469220), (5, 2775376), (8, 1734610), (10, 1387688), (16, 867305), (20, 693844), (40, 346922), (80, 173461), (89, 155920), (178, 77960), (356, 38980), (445, 31184), (712, 19490), (890, 15592), (1424, 9745), (1780, 7796), (1949, 7120), (3560, 3898)]