970625380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{6271}}^1$

素因数の和:6460

約数の個数: 48

約数和(自身を含む): 2086318080

約数和(自身を除く): 1115692700

約数列:

[1, 2, 4, 5, 10, 20, 71, 109, 142, 218, 284, 355, 436, 545, 710, 1090, 1420, 2180, 6271, 7739, 12542, 15478, 25084, 30956, 31355, 38695, 62710, 77390, 125420, 154780, 445241, 683539, 890482, 1367078, 1780964, 2226205, 2734156, 3417695, 4452410, 6835390, 8904820, 13670780, 48531269, 97062538, 194125076, 242656345, 485312690, 970625380]

約数ペア:

[(1, 970625380), (2, 485312690), (4, 242656345), (5, 194125076), (10, 97062538), (20, 48531269), (71, 13670780), (109, 8904820), (142, 6835390), (218, 4452410), (284, 3417695), (355, 2734156), (436, 2226205), (545, 1780964), (710, 1367078), (1090, 890482), (1420, 683539), (2180, 445241), (6271, 154780), (7739, 125420), (12542, 77390), (15478, 62710), (25084, 38695), (30956, 31355)]