40720232

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2897}}^1$

素因数の和:3161

約数の個数: 32

約数和(自身を含む): 87635520

約数和(自身を除く): 46915288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1757, 2008, 2897, 3514, 5794, 7028, 11588, 14056, 20279, 23176, 40558, 81116, 162232, 727147, 1454294, 2908588, 5090029, 5817176, 10180058, 20360116, 40720232]

約数ペア:

[(1, 40720232), (2, 20360116), (4, 10180058), (7, 5817176), (8, 5090029), (14, 2908588), (28, 1454294), (56, 727147), (251, 162232), (502, 81116), (1004, 40558), (1757, 23176), (2008, 20279), (2897, 14056), (3514, 11588), (5794, 7028)]