1640694376

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{919}}^1\times {\mathrm{5443}}^1$

素因数の和:6409

約数の個数: 32

約数和(自身を含む): 3155342400

約数和(自身を除く): 1514648024

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 919, 1838, 3676, 5443, 7352, 10886, 21772, 37679, 43544, 75358, 150716, 223163, 301432, 446326, 892652, 1785304, 5002117, 10004234, 20008468, 40016936, 205086797, 410173594, 820347188, 1640694376]

約数ペア:

[(1, 1640694376), (2, 820347188), (4, 410173594), (8, 205086797), (41, 40016936), (82, 20008468), (164, 10004234), (328, 5002117), (919, 1785304), (1838, 892652), (3676, 446326), (5443, 301432), (7352, 223163), (10886, 150716), (21772, 75358), (37679, 43544)]