40631368

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 78120000

約数和(自身を除く): 37488632

約数列:

[1, 2, 4, 8, 61, 122, 139, 244, 278, 488, 556, 599, 1112, 1198, 2396, 4792, 8479, 16958, 33916, 36539, 67832, 73078, 83261, 146156, 166522, 292312, 333044, 666088, 5078921, 10157842, 20315684, 40631368]

約数ペア:

[(1, 40631368), (2, 20315684), (4, 10157842), (8, 5078921), (61, 666088), (122, 333044), (139, 292312), (244, 166522), (278, 146156), (488, 83261), (556, 73078), (599, 67832), (1112, 36539), (1198, 33916), (2396, 16958), (4792, 8479)]