40181388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{839}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 101418240

約数和(自身を除く): 61236852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 307, 614, 839, 921, 1228, 1678, 1842, 2517, 3356, 3684, 3991, 5034, 7982, 10068, 10907, 11973, 15964, 21814, 23946, 32721, 43628, 47892, 65442, 130884, 257573, 515146, 772719, 1030292, 1545438, 3090876, 3348449, 6696898, 10045347, 13393796, 20090694, 40181388]

約数ペア:

[(1, 40181388), (2, 20090694), (3, 13393796), (4, 10045347), (6, 6696898), (12, 3348449), (13, 3090876), (26, 1545438), (39, 1030292), (52, 772719), (78, 515146), (156, 257573), (307, 130884), (614, 65442), (839, 47892), (921, 43628), (1228, 32721), (1678, 23946), (1842, 21814), (2517, 15964), (3356, 11973), (3684, 10907), (3991, 10068), (5034, 7982)]