19510400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 60204480

約数和(自身を除く): 40694080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 67, 70, 80, 91, 100, 104, 112, 128, 130, 134, 140, 160, 175, 182, 200, 208, 224, 260, 268, 280, 320, 325, 335, 350, 364, 400, 416, 448, 455, 469, 520, 536, 560, 640, 650, 670, 700, 728, 800, 832, 871, 896, 910, 938, 1040, 1072, 1120, 1300, 1340, 1400, 1456, 1600, 1664, 1675, 1742, 1820, 1876, 2080, 2144, 2240, 2275, 2345, 2600, 2680, 2800, 2912, 3200, 3350, 3484, 3640, 3752, 4160, 4288, 4355, 4480, 4550, 4690, 5200, 5360, 5600, 5824, 6097, 6700, 6968, 7280, 7504, 8320, 8576, 8710, 9100, 9380, 10400, 10720, 11200, 11648, 11725, 12194, 13400, 13936, 14560, 15008, 17420, 18200, 18760, 20800, 21440, 21775, 22400, 23450, 24388, 26800, 27872, 29120, 30016, 30485, 34840, 36400, 37520, 41600, 42880, 43550, 46900, 48776, 53600, 55744, 58240, 60032, 60970, 69680, 72800, 75040, 87100, 93800, 97552, 107200, 111488, 121940, 139360, 145600, 150080, 152425, 174200, 187600, 195104, 214400, 243880, 278720, 291200, 300160, 304850, 348400, 375200, 390208, 487760, 557440, 609700, 696800, 750400, 780416, 975520, 1219400, 1393600, 1500800, 1951040, 2438800, 2787200, 3902080, 4877600, 9755200, 19510400]

約数ペア:

[(1, 19510400), (2, 9755200), (4, 4877600), (5, 3902080), (7, 2787200), (8, 2438800), (10, 1951040), (13, 1500800), (14, 1393600), (16, 1219400), (20, 975520), (25, 780416), (26, 750400), (28, 696800), (32, 609700), (35, 557440), (40, 487760), (50, 390208), (52, 375200), (56, 348400), (64, 304850), (65, 300160), (67, 291200), (70, 278720), (80, 243880), (91, 214400), (100, 195104), (104, 187600), (112, 174200), (128, 152425), (130, 150080), (134, 145600), (140, 139360), (160, 121940), (175, 111488), (182, 107200), (200, 97552), (208, 93800), (224, 87100), (260, 75040), (268, 72800), (280, 69680), (320, 60970), (325, 60032), (335, 58240), (350, 55744), (364, 53600), (400, 48776), (416, 46900), (448, 43550), (455, 42880), (469, 41600), (520, 37520), (536, 36400), (560, 34840), (640, 30485), (650, 30016), (670, 29120), (700, 27872), (728, 26800), (800, 24388), (832, 23450), (871, 22400), (896, 21775), (910, 21440), (938, 20800), (1040, 18760), (1072, 18200), (1120, 17420), (1300, 15008), (1340, 14560), (1400, 13936), (1456, 13400), (1600, 12194), (1664, 11725), (1675, 11648), (1742, 11200), (1820, 10720), (1876, 10400), (2080, 9380), (2144, 9100), (2240, 8710), (2275, 8576), (2345, 8320), (2600, 7504), (2680, 7280), (2800, 6968), (2912, 6700), (3200, 6097), (3350, 5824), (3484, 5600), (3640, 5360), (3752, 5200), (4160, 4690), (4288, 4550), (4355, 4480)]