40530578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 69562368

約数和(自身を除く): 29031790

約数列:

[1, 2, 11, 22, 31, 62, 67, 134, 341, 682, 737, 887, 1474, 1774, 2077, 4154, 9757, 19514, 22847, 27497, 45694, 54994, 59429, 118858, 302467, 604934, 653719, 1307438, 1842299, 3684598, 20265289, 40530578]

約数ペア:

[(1, 40530578), (2, 20265289), (11, 3684598), (22, 1842299), (31, 1307438), (62, 653719), (67, 604934), (134, 302467), (341, 118858), (682, 59429), (737, 54994), (887, 45694), (1474, 27497), (1774, 22847), (2077, 19514), (4154, 9757)]