40903340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 89812800

約数和(自身を除く): 48909460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 647, 1090, 1294, 2180, 2588, 3161, 3235, 6322, 6470, 12644, 12940, 15805, 18763, 31610, 37526, 63220, 70523, 75052, 93815, 141046, 187630, 282092, 352615, 375260, 705230, 1410460, 2045167, 4090334, 8180668, 10225835, 20451670, 40903340]

約数ペア:

[(1, 40903340), (2, 20451670), (4, 10225835), (5, 8180668), (10, 4090334), (20, 2045167), (29, 1410460), (58, 705230), (109, 375260), (116, 352615), (145, 282092), (218, 187630), (290, 141046), (436, 93815), (545, 75052), (580, 70523), (647, 63220), (1090, 37526), (1294, 31610), (2180, 18763), (2588, 15805), (3161, 12940), (3235, 12644), (6322, 6470)]