40404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:64

約数の個数: 48

約数和(自身を含む): 119168

約数和(自身を除く): 78764

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 52, 74, 78, 84, 91, 111, 148, 156, 182, 222, 259, 273, 364, 444, 481, 518, 546, 777, 962, 1036, 1092, 1443, 1554, 1924, 2886, 3108, 3367, 5772, 6734, 10101, 13468, 20202, 40404]

約数ペア:

[(1, 40404), (2, 20202), (3, 13468), (4, 10101), (6, 6734), (7, 5772), (12, 3367), (13, 3108), (14, 2886), (21, 1924), (26, 1554), (28, 1443), (37, 1092), (39, 1036), (42, 962), (52, 777), (74, 546), (78, 518), (84, 481), (91, 444), (111, 364), (148, 273), (156, 259), (182, 222)]