39086440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 90979200

約数和(自身を除く): 51892760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 103, 106, 179, 206, 212, 265, 358, 412, 424, 515, 530, 716, 824, 895, 1030, 1060, 1432, 1790, 2060, 2120, 3580, 4120, 5459, 7160, 9487, 10918, 18437, 18974, 21836, 27295, 36874, 37948, 43672, 47435, 54590, 73748, 75896, 92185, 94870, 109180, 147496, 184370, 189740, 218360, 368740, 379480, 737480, 977161, 1954322, 3908644, 4885805, 7817288, 9771610, 19543220, 39086440]

約数ペア:

[(1, 39086440), (2, 19543220), (4, 9771610), (5, 7817288), (8, 4885805), (10, 3908644), (20, 1954322), (40, 977161), (53, 737480), (103, 379480), (106, 368740), (179, 218360), (206, 189740), (212, 184370), (265, 147496), (358, 109180), (412, 94870), (424, 92185), (515, 75896), (530, 73748), (716, 54590), (824, 47435), (895, 43672), (1030, 37948), (1060, 36874), (1432, 27295), (1790, 21836), (2060, 18974), (2120, 18437), (3580, 10918), (4120, 9487), (5459, 7160)]