19972960

素因数分解:

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

素因数の和:1088

約数の個数: 96

約数和(自身を含む): 57153600

約数和(自身を除く): 37180640

約数列:

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

約数ペア:

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