11387440

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 26694720

約数和(自身を除く): 15307280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1039, 1096, 1370, 2078, 2192, 2740, 4156, 5195, 5480, 8312, 10390, 10960, 16624, 20780, 41560, 83120, 142343, 284686, 569372, 711715, 1138744, 1423430, 2277488, 2846860, 5693720, 11387440]

約数ペア:

[(1, 11387440), (2, 5693720), (4, 2846860), (5, 2277488), (8, 1423430), (10, 1138744), (16, 711715), (20, 569372), (40, 284686), (80, 142343), (137, 83120), (274, 41560), (548, 20780), (685, 16624), (1039, 10960), (1096, 10390), (1370, 8312), (2078, 5480), (2192, 5195), (2740, 4156)]