9911680

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 25116480

約数和(自身を除く): 15204800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 911, 1088, 1360, 1822, 2176, 2720, 3644, 4555, 5440, 7288, 9110, 10880, 14576, 15487, 18220, 29152, 30974, 36440, 58304, 61948, 72880, 77435, 116608, 123896, 145760, 154870, 247792, 291520, 309740, 495584, 583040, 619480, 991168, 1238960, 1982336, 2477920, 4955840, 9911680]

約数ペア:

[(1, 9911680), (2, 4955840), (4, 2477920), (5, 1982336), (8, 1238960), (10, 991168), (16, 619480), (17, 583040), (20, 495584), (32, 309740), (34, 291520), (40, 247792), (64, 154870), (68, 145760), (80, 123896), (85, 116608), (128, 77435), (136, 72880), (160, 61948), (170, 58304), (272, 36440), (320, 30974), (340, 29152), (544, 18220), (640, 15487), (680, 14576), (911, 10880), (1088, 9110), (1360, 7288), (1822, 5440), (2176, 4555), (2720, 3644)]