40540864

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6993

約数の個数: 56

約数和(自身を含む): 99027488

約数和(自身を除く): 58486624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 6961, 13922, 27844, 48727, 55688, 90493, 97454, 111376, 180986, 194908, 222752, 361972, 389816, 445504, 633451, 723944, 779632, 1266902, 1447888, 1559264, 2533804, 2895776, 3118528, 5067608, 5791552, 10135216, 20270432, 40540864]

約数ペア:

[(1, 40540864), (2, 20270432), (4, 10135216), (7, 5791552), (8, 5067608), (13, 3118528), (14, 2895776), (16, 2533804), (26, 1559264), (28, 1447888), (32, 1266902), (52, 779632), (56, 723944), (64, 633451), (91, 445504), (104, 389816), (112, 361972), (182, 222752), (208, 194908), (224, 180986), (364, 111376), (416, 97454), (448, 90493), (728, 55688), (832, 48727), (1456, 27844), (2912, 13922), (5824, 6961)]