137720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 339120

約数和(自身を除く): 201400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 313, 440, 626, 1252, 1565, 2504, 3130, 3443, 6260, 6886, 12520, 13772, 17215, 27544, 34430, 68860, 137720]

約数ペア:

[(1, 137720), (2, 68860), (4, 34430), (5, 27544), (8, 17215), (10, 13772), (11, 12520), (20, 6886), (22, 6260), (40, 3443), (44, 3130), (55, 2504), (88, 1565), (110, 1252), (220, 626), (313, 440)]