39440128

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1693}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 96951008

約数和(自身を除く): 57510880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1693, 1792, 2912, 3328, 3386, 5824, 6772, 11648, 11851, 13544, 22009, 23296, 23702, 27088, 44018, 47404, 54176, 88036, 94808, 108352, 154063, 176072, 189616, 216704, 308126, 352144, 379232, 433408, 616252, 704288, 758464, 1232504, 1408576, 1516928, 2465008, 2817152, 3033856, 4930016, 5634304, 9860032, 19720064, 39440128]

約数ペア:

[(1, 39440128), (2, 19720064), (4, 9860032), (7, 5634304), (8, 4930016), (13, 3033856), (14, 2817152), (16, 2465008), (26, 1516928), (28, 1408576), (32, 1232504), (52, 758464), (56, 704288), (64, 616252), (91, 433408), (104, 379232), (112, 352144), (128, 308126), (182, 216704), (208, 189616), (224, 176072), (256, 154063), (364, 108352), (416, 94808), (448, 88036), (728, 54176), (832, 47404), (896, 44018), (1456, 27088), (1664, 23702), (1693, 23296), (1792, 22009), (2912, 13544), (3328, 11851), (3386, 11648), (5824, 6772)]