40448858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 66064896

約数和(自身を除く): 25616038

約数列:

[1, 2, 23, 46, 47, 53, 94, 106, 353, 706, 1081, 1219, 2162, 2438, 2491, 4982, 8119, 16238, 16591, 18709, 33182, 37418, 57293, 114586, 381593, 430307, 763186, 860614, 879323, 1758646, 20224429, 40448858]

約数ペア:

[(1, 40448858), (2, 20224429), (23, 1758646), (46, 879323), (47, 860614), (53, 763186), (94, 430307), (106, 381593), (353, 114586), (706, 57293), (1081, 37418), (1219, 33182), (2162, 18709), (2438, 16591), (2491, 16238), (4982, 8119)]