40661120

素因数分解:

$2^7\times 5^1\times {\mathrm{63533}}^1$

素因数の和:63552

約数の個数: 32

約数和(自身を含む): 97207020

約数和(自身を除く): 56545900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 63533, 127066, 254132, 317665, 508264, 635330, 1016528, 1270660, 2033056, 2541320, 4066112, 5082640, 8132224, 10165280, 20330560, 40661120]

約数ペア:

[(1, 40661120), (2, 20330560), (4, 10165280), (5, 8132224), (8, 5082640), (10, 4066112), (16, 2541320), (20, 2033056), (32, 1270660), (40, 1016528), (64, 635330), (80, 508264), (128, 317665), (160, 254132), (320, 127066), (640, 63533)]