12131840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{677}}^1$

素因数の和:707

約数の個数: 80

約数和(自身を含む): 33292512

約数和(自身を除く): 21160672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 677, 896, 1120, 1280, 1354, 1792, 2240, 2560, 2708, 3385, 3584, 4480, 4739, 5416, 6770, 8960, 9478, 10832, 13540, 17920, 18956, 21664, 23695, 27080, 37912, 43328, 47390, 54160, 75824, 86656, 94780, 108320, 151648, 173312, 189560, 216640, 303296, 346624, 379120, 433280, 606592, 758240, 866560, 1213184, 1516480, 1733120, 2426368, 3032960, 6065920, 12131840]

約数ペア:

[(1, 12131840), (2, 6065920), (4, 3032960), (5, 2426368), (7, 1733120), (8, 1516480), (10, 1213184), (14, 866560), (16, 758240), (20, 606592), (28, 433280), (32, 379120), (35, 346624), (40, 303296), (56, 216640), (64, 189560), (70, 173312), (80, 151648), (112, 108320), (128, 94780), (140, 86656), (160, 75824), (224, 54160), (256, 47390), (280, 43328), (320, 37912), (448, 27080), (512, 23695), (560, 21664), (640, 18956), (677, 17920), (896, 13540), (1120, 10832), (1280, 9478), (1354, 8960), (1792, 6770), (2240, 5416), (2560, 4739), (2708, 4480), (3385, 3584)]