40440764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 87654336

約数和(自身を除く): 47213572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 241, 364, 461, 482, 922, 964, 1687, 1844, 3133, 3227, 3374, 5993, 6266, 6454, 6748, 11986, 12532, 12908, 21931, 23972, 41951, 43862, 83902, 87724, 111101, 167804, 222202, 444404, 777707, 1444313, 1555414, 2888626, 3110828, 5777252, 10110191, 20220382, 40440764]

約数ペア:

[(1, 40440764), (2, 20220382), (4, 10110191), (7, 5777252), (13, 3110828), (14, 2888626), (26, 1555414), (28, 1444313), (52, 777707), (91, 444404), (182, 222202), (241, 167804), (364, 111101), (461, 87724), (482, 83902), (922, 43862), (964, 41951), (1687, 23972), (1844, 21931), (3133, 12908), (3227, 12532), (3374, 11986), (5993, 6748), (6266, 6454)]