2000180245

素因数分解:

$5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{34159}}^1$

素因数の和:34417

約数の個数: 24

約数和(自身を含む): 2803852800

約数和(自身を除く): 803672555

約数列:

[1, 5, 7, 35, 49, 239, 245, 1195, 1673, 8365, 11711, 34159, 58555, 170795, 239113, 1195565, 1673791, 8164001, 8368955, 40820005, 57148007, 285740035, 400036049, 2000180245]

約数ペア:

[(1, 2000180245), (5, 400036049), (7, 285740035), (35, 57148007), (49, 40820005), (239, 8368955), (245, 8164001), (1195, 1673791), (1673, 1195565), (8365, 239113), (11711, 170795), (34159, 58555)]