1489681790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{39089}}^1$

素因数の和:39236

約数の個数: 32

約数和(自身を含む): 2780706240

約数和(自身を除く): 1291024450

約数列:

[1, 2, 5, 10, 37, 74, 103, 185, 206, 370, 515, 1030, 3811, 7622, 19055, 38110, 39089, 78178, 195445, 390890, 1446293, 2892586, 4026167, 7231465, 8052334, 14462930, 20130835, 40261670, 148968179, 297936358, 744840895, 1489681790]

約数ペア:

[(1, 1489681790), (2, 744840895), (5, 297936358), (10, 148968179), (37, 40261670), (74, 20130835), (103, 14462930), (185, 8052334), (206, 7231465), (370, 4026167), (515, 2892586), (1030, 1446293), (3811, 390890), (7622, 195445), (19055, 78178), (38110, 39089)]