1361565440

素因数分解:

$2^8\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4139}}^1$

素因数の和:4417

約数の個数: 72

約数和(自身を含む): 3274855920

約数和(自身を除く): 1913290480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 257, 320, 514, 640, 1028, 1280, 1285, 2056, 2570, 4112, 4139, 5140, 8224, 8278, 10280, 16448, 16556, 20560, 20695, 32896, 33112, 41120, 41390, 65792, 66224, 82240, 82780, 132448, 164480, 165560, 264896, 328960, 331120, 529792, 662240, 1059584, 1063723, 1324480, 2127446, 2648960, 4254892, 5297920, 5318615, 8509784, 10637230, 17019568, 21274460, 34039136, 42548920, 68078272, 85097840, 136156544, 170195680, 272313088, 340391360, 680782720, 1361565440]

約数ペア:

[(1, 1361565440), (2, 680782720), (4, 340391360), (5, 272313088), (8, 170195680), (10, 136156544), (16, 85097840), (20, 68078272), (32, 42548920), (40, 34039136), (64, 21274460), (80, 17019568), (128, 10637230), (160, 8509784), (256, 5318615), (257, 5297920), (320, 4254892), (514, 2648960), (640, 2127446), (1028, 1324480), (1280, 1063723), (1285, 1059584), (2056, 662240), (2570, 529792), (4112, 331120), (4139, 328960), (5140, 264896), (8224, 165560), (8278, 164480), (10280, 132448), (16448, 82780), (16556, 82240), (20560, 66224), (20695, 65792), (32896, 41390), (33112, 41120)]