18943120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33827}}^1$

素因数の和:33847

約数の個数: 40

約数和(自身を含む): 50336064

約数和(自身を除く): 31392944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33827, 67654, 135308, 169135, 236789, 270616, 338270, 473578, 541232, 676540, 947156, 1183945, 1353080, 1894312, 2367890, 2706160, 3788624, 4735780, 9471560, 18943120]

約数ペア:

[(1, 18943120), (2, 9471560), (4, 4735780), (5, 3788624), (7, 2706160), (8, 2367890), (10, 1894312), (14, 1353080), (16, 1183945), (20, 947156), (28, 676540), (35, 541232), (40, 473578), (56, 338270), (70, 270616), (80, 236789), (112, 169135), (140, 135308), (280, 67654), (560, 33827)]