207725320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{472103}}^1$

素因数の和:472125

約数の個数: 32

約数和(自身を含む): 509872320

約数和(自身を除く): 302147000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 472103, 944206, 1888412, 2360515, 3776824, 4721030, 5193133, 9442060, 10386266, 18884120, 20772532, 25965665, 41545064, 51931330, 103862660, 207725320]

約数ペア:

[(1, 207725320), (2, 103862660), (4, 51931330), (5, 41545064), (8, 25965665), (10, 20772532), (11, 18884120), (20, 10386266), (22, 9442060), (40, 5193133), (44, 4721030), (55, 3776824), (88, 2360515), (110, 1888412), (220, 944206), (440, 472103)]