17131120

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1087}}^1$

素因数の和:1297

約数の個数: 40

約数和(自身を含む): 40068864

約数和(自身を除く): 22937744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1087, 1576, 1970, 2174, 3152, 3940, 4348, 5435, 7880, 8696, 10870, 15760, 17392, 21740, 43480, 86960, 214139, 428278, 856556, 1070695, 1713112, 2141390, 3426224, 4282780, 8565560, 17131120]

約数ペア:

[(1, 17131120), (2, 8565560), (4, 4282780), (5, 3426224), (8, 2141390), (10, 1713112), (16, 1070695), (20, 856556), (40, 428278), (80, 214139), (197, 86960), (394, 43480), (788, 21740), (985, 17392), (1087, 15760), (1576, 10870), (1970, 8696), (2174, 7880), (3152, 5435), (3940, 4348)]