16897280

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 41550432

約数和(自身を除く): 24653152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 307, 320, 344, 430, 614, 640, 688, 860, 1228, 1280, 1376, 1535, 1720, 2456, 2752, 3070, 3440, 4912, 5504, 6140, 6880, 9824, 11008, 12280, 13201, 13760, 19648, 24560, 26402, 27520, 39296, 49120, 52804, 55040, 66005, 78592, 98240, 105608, 132010, 196480, 211216, 264020, 392960, 422432, 528040, 844864, 1056080, 1689728, 2112160, 3379456, 4224320, 8448640, 16897280]

約数ペア:

[(1, 16897280), (2, 8448640), (4, 4224320), (5, 3379456), (8, 2112160), (10, 1689728), (16, 1056080), (20, 844864), (32, 528040), (40, 422432), (43, 392960), (64, 264020), (80, 211216), (86, 196480), (128, 132010), (160, 105608), (172, 98240), (215, 78592), (256, 66005), (307, 55040), (320, 52804), (344, 49120), (430, 39296), (614, 27520), (640, 26402), (688, 24560), (860, 19648), (1228, 13760), (1280, 13201), (1376, 12280), (1535, 11008), (1720, 9824), (2456, 6880), (2752, 6140), (3070, 5504), (3440, 4912)]