2089720

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 4762800

約数和(自身を除く): 2673080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 587, 712, 890, 1174, 1780, 2348, 2935, 3560, 4696, 5870, 11740, 23480, 52243, 104486, 208972, 261215, 417944, 522430, 1044860, 2089720]

約数ペア:

[(1, 2089720), (2, 1044860), (4, 522430), (5, 417944), (8, 261215), (10, 208972), (20, 104486), (40, 52243), (89, 23480), (178, 11740), (356, 5870), (445, 4696), (587, 3560), (712, 2935), (890, 2348), (1174, 1780)]