17242880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 43537200

約数和(自身を除く): 26294320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 709, 760, 1216, 1280, 1418, 1520, 2432, 2836, 3040, 3545, 4864, 5672, 6080, 7090, 11344, 12160, 13471, 14180, 22688, 24320, 26942, 28360, 45376, 53884, 56720, 67355, 90752, 107768, 113440, 134710, 181504, 215536, 226880, 269420, 431072, 453760, 538840, 862144, 907520, 1077680, 1724288, 2155360, 3448576, 4310720, 8621440, 17242880]

約数ペア:

[(1, 17242880), (2, 8621440), (4, 4310720), (5, 3448576), (8, 2155360), (10, 1724288), (16, 1077680), (19, 907520), (20, 862144), (32, 538840), (38, 453760), (40, 431072), (64, 269420), (76, 226880), (80, 215536), (95, 181504), (128, 134710), (152, 113440), (160, 107768), (190, 90752), (256, 67355), (304, 56720), (320, 53884), (380, 45376), (608, 28360), (640, 26942), (709, 24320), (760, 22688), (1216, 14180), (1280, 13471), (1418, 12160), (1520, 11344), (2432, 7090), (2836, 6080), (3040, 5672), (3545, 4864)]