18388300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 46212320

約数和(自身を除く): 27824020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 218, 241, 350, 436, 482, 545, 700, 763, 964, 1090, 1205, 1526, 1687, 2180, 2410, 2725, 3052, 3374, 3815, 4820, 5450, 6025, 6748, 7630, 8435, 10900, 12050, 15260, 16870, 19075, 24100, 26269, 33740, 38150, 42175, 52538, 76300, 84350, 105076, 131345, 168700, 183883, 262690, 367766, 525380, 656725, 735532, 919415, 1313450, 1838830, 2626900, 3677660, 4597075, 9194150, 18388300]

約数ペア:

[(1, 18388300), (2, 9194150), (4, 4597075), (5, 3677660), (7, 2626900), (10, 1838830), (14, 1313450), (20, 919415), (25, 735532), (28, 656725), (35, 525380), (50, 367766), (70, 262690), (100, 183883), (109, 168700), (140, 131345), (175, 105076), (218, 84350), (241, 76300), (350, 52538), (436, 42175), (482, 38150), (545, 33740), (700, 26269), (763, 24100), (964, 19075), (1090, 16870), (1205, 15260), (1526, 12050), (1687, 10900), (2180, 8435), (2410, 7630), (2725, 6748), (3052, 6025), (3374, 5450), (3815, 4820)]