26156720

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{587}}^1$

素因数の和:1157

約数の個数: 40

約数和(自身を含む): 61027344

約数和(自身を除く): 34870624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 587, 1114, 1174, 2228, 2348, 2785, 2935, 4456, 4696, 5570, 5870, 8912, 9392, 11140, 11740, 22280, 23480, 44560, 46960, 326959, 653918, 1307836, 1634795, 2615672, 3269590, 5231344, 6539180, 13078360, 26156720]

約数ペア:

[(1, 26156720), (2, 13078360), (4, 6539180), (5, 5231344), (8, 3269590), (10, 2615672), (16, 1634795), (20, 1307836), (40, 653918), (80, 326959), (557, 46960), (587, 44560), (1114, 23480), (1174, 22280), (2228, 11740), (2348, 11140), (2785, 9392), (2935, 8912), (4456, 5870), (4696, 5570)]