1426880

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{13}}^1$

素因数の和:51

約数の個数: 112

約数和(自身を含む): 4267200

約数和(自身を除く): 2840320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 343, 364, 392, 416, 448, 455, 490, 520, 560, 637, 686, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1372, 1456, 1568, 1715, 1820, 1960, 2080, 2240, 2548, 2744, 2912, 3136, 3185, 3430, 3640, 3920, 4160, 4459, 5096, 5488, 5824, 6370, 6860, 7280, 7840, 8918, 10192, 10976, 12740, 13720, 14560, 15680, 17836, 20384, 21952, 22295, 25480, 27440, 29120, 35672, 40768, 44590, 50960, 54880, 71344, 89180, 101920, 109760, 142688, 178360, 203840, 285376, 356720, 713440, 1426880]

約数ペア:

[(1, 1426880), (2, 713440), (4, 356720), (5, 285376), (7, 203840), (8, 178360), (10, 142688), (13, 109760), (14, 101920), (16, 89180), (20, 71344), (26, 54880), (28, 50960), (32, 44590), (35, 40768), (40, 35672), (49, 29120), (52, 27440), (56, 25480), (64, 22295), (65, 21952), (70, 20384), (80, 17836), (91, 15680), (98, 14560), (104, 13720), (112, 12740), (130, 10976), (140, 10192), (160, 8918), (182, 7840), (196, 7280), (208, 6860), (224, 6370), (245, 5824), (260, 5488), (280, 5096), (320, 4459), (343, 4160), (364, 3920), (392, 3640), (416, 3430), (448, 3185), (455, 3136), (490, 2912), (520, 2744), (560, 2548), (637, 2240), (686, 2080), (728, 1960), (784, 1820), (832, 1715), (910, 1568), (980, 1456), (1040, 1372), (1120, 1274)]