2019302440

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{61043}}^1$

素因数の和:61881

約数の個数: 32

約数和(自身を含む): 4548998880

約数和(自身を除く): 2529696440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 3308, 4135, 6616, 8270, 16540, 33080, 61043, 122086, 244172, 305215, 488344, 610430, 1220860, 2441720, 50482561, 100965122, 201930244, 252412805, 403860488, 504825610, 1009651220, 2019302440]

約数ペア:

[(1, 2019302440), (2, 1009651220), (4, 504825610), (5, 403860488), (8, 252412805), (10, 201930244), (20, 100965122), (40, 50482561), (827, 2441720), (1654, 1220860), (3308, 610430), (4135, 488344), (6616, 305215), (8270, 244172), (16540, 122086), (33080, 61043)]