39945920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1$

素因数の和:1090

約数の個数: 112

約数和(自身を含む): 115214400

約数和(自身を除く): 75268480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 680, 952, 1049, 1088, 1120, 1190, 1360, 1904, 2098, 2240, 2380, 2720, 3808, 4196, 4760, 5245, 5440, 7343, 7616, 8392, 9520, 10490, 14686, 16784, 17833, 19040, 20980, 29372, 33568, 35666, 36715, 38080, 41960, 58744, 67136, 71332, 73430, 83920, 89165, 117488, 124831, 142664, 146860, 167840, 178330, 234976, 249662, 285328, 293720, 335680, 356660, 469952, 499324, 570656, 587440, 624155, 713320, 998648, 1141312, 1174880, 1248310, 1426640, 1997296, 2349760, 2496620, 2853280, 3994592, 4993240, 5706560, 7989184, 9986480, 19972960, 39945920]

約数ペア:

[(1, 39945920), (2, 19972960), (4, 9986480), (5, 7989184), (7, 5706560), (8, 4993240), (10, 3994592), (14, 2853280), (16, 2496620), (17, 2349760), (20, 1997296), (28, 1426640), (32, 1248310), (34, 1174880), (35, 1141312), (40, 998648), (56, 713320), (64, 624155), (68, 587440), (70, 570656), (80, 499324), (85, 469952), (112, 356660), (119, 335680), (136, 293720), (140, 285328), (160, 249662), (170, 234976), (224, 178330), (238, 167840), (272, 146860), (280, 142664), (320, 124831), (340, 117488), (448, 89165), (476, 83920), (544, 73430), (560, 71332), (595, 67136), (680, 58744), (952, 41960), (1049, 38080), (1088, 36715), (1120, 35666), (1190, 33568), (1360, 29372), (1904, 20980), (2098, 19040), (2240, 17833), (2380, 16784), (2720, 14686), (3808, 10490), (4196, 9520), (4760, 8392), (5245, 7616), (5440, 7343)]