19597280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2379

約数の個数: 48

約数和(自身を含む): 47192544

約数和(自身を除く): 27595264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 2311, 4240, 4622, 8480, 9244, 11555, 18488, 23110, 36976, 46220, 73952, 92440, 122483, 184880, 244966, 369760, 489932, 612415, 979864, 1224830, 1959728, 2449660, 3919456, 4899320, 9798640, 19597280]

約数ペア:

[(1, 19597280), (2, 9798640), (4, 4899320), (5, 3919456), (8, 2449660), (10, 1959728), (16, 1224830), (20, 979864), (32, 612415), (40, 489932), (53, 369760), (80, 244966), (106, 184880), (160, 122483), (212, 92440), (265, 73952), (424, 46220), (530, 36976), (848, 23110), (1060, 18488), (1696, 11555), (2120, 9244), (2311, 8480), (4240, 4622)]