39869440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:637

約数の個数: 88

約数和(自身を含む): 103168800

約数和(自身を除く): 63299360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 599, 640, 832, 1024, 1040, 1198, 1280, 1664, 2080, 2396, 2560, 2995, 3328, 4160, 4792, 5120, 5990, 6656, 7787, 8320, 9584, 11980, 13312, 15574, 16640, 19168, 23960, 31148, 33280, 38336, 38935, 47920, 62296, 66560, 76672, 77870, 95840, 124592, 153344, 155740, 191680, 249184, 306688, 311480, 383360, 498368, 613376, 622960, 766720, 996736, 1245920, 1533440, 1993472, 2491840, 3066880, 3986944, 4983680, 7973888, 9967360, 19934720, 39869440]

約数ペア:

[(1, 39869440), (2, 19934720), (4, 9967360), (5, 7973888), (8, 4983680), (10, 3986944), (13, 3066880), (16, 2491840), (20, 1993472), (26, 1533440), (32, 1245920), (40, 996736), (52, 766720), (64, 622960), (65, 613376), (80, 498368), (104, 383360), (128, 311480), (130, 306688), (160, 249184), (208, 191680), (256, 155740), (260, 153344), (320, 124592), (416, 95840), (512, 77870), (520, 76672), (599, 66560), (640, 62296), (832, 47920), (1024, 38935), (1040, 38336), (1198, 33280), (1280, 31148), (1664, 23960), (2080, 19168), (2396, 16640), (2560, 15574), (2995, 13312), (3328, 11980), (4160, 9584), (4792, 8320), (5120, 7787), (5990, 6656)]