20992300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29989}}^1$

素因数の和:30010

約数の個数: 36

約数和(自身を含む): 52062640

約数和(自身を除く): 31070340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29989, 59978, 119956, 149945, 209923, 299890, 419846, 599780, 749725, 839692, 1049615, 1499450, 2099230, 2998900, 4198460, 5248075, 10496150, 20992300]

約数ペア:

[(1, 20992300), (2, 10496150), (4, 5248075), (5, 4198460), (7, 2998900), (10, 2099230), (14, 1499450), (20, 1049615), (25, 839692), (28, 749725), (35, 599780), (50, 419846), (70, 299890), (100, 209923), (140, 149945), (175, 119956), (350, 59978), (700, 29989)]