19335400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{1973}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 52320870

約数和(自身を除く): 32985470

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 1973, 2450, 3946, 4900, 7892, 9800, 9865, 13811, 15784, 19730, 27622, 39460, 49325, 55244, 69055, 78920, 96677, 98650, 110488, 138110, 193354, 197300, 276220, 345275, 386708, 394600, 483385, 552440, 690550, 773416, 966770, 1381100, 1933540, 2416925, 2762200, 3867080, 4833850, 9667700, 19335400]

約数ペア:

[(1, 19335400), (2, 9667700), (4, 4833850), (5, 3867080), (7, 2762200), (8, 2416925), (10, 1933540), (14, 1381100), (20, 966770), (25, 773416), (28, 690550), (35, 552440), (40, 483385), (49, 394600), (50, 386708), (56, 345275), (70, 276220), (98, 197300), (100, 193354), (140, 138110), (175, 110488), (196, 98650), (200, 96677), (245, 78920), (280, 69055), (350, 55244), (392, 49325), (490, 39460), (700, 27622), (980, 19730), (1225, 15784), (1400, 13811), (1960, 9865), (1973, 9800), (2450, 7892), (3946, 4900)]