1871360

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 80

約数和(自身を含む): 4861296

約数和(自身を除く): 2989936

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 160, 170, 172, 215, 256, 272, 320, 340, 344, 430, 512, 544, 640, 680, 688, 731, 860, 1088, 1280, 1360, 1376, 1462, 1720, 2176, 2560, 2720, 2752, 2924, 3440, 3655, 4352, 5440, 5504, 5848, 6880, 7310, 8704, 10880, 11008, 11696, 13760, 14620, 21760, 22016, 23392, 27520, 29240, 43520, 46784, 55040, 58480, 93568, 110080, 116960, 187136, 233920, 374272, 467840, 935680, 1871360]

約数ペア:

[(1, 1871360), (2, 935680), (4, 467840), (5, 374272), (8, 233920), (10, 187136), (16, 116960), (17, 110080), (20, 93568), (32, 58480), (34, 55040), (40, 46784), (43, 43520), (64, 29240), (68, 27520), (80, 23392), (85, 22016), (86, 21760), (128, 14620), (136, 13760), (160, 11696), (170, 11008), (172, 10880), (215, 8704), (256, 7310), (272, 6880), (320, 5848), (340, 5504), (344, 5440), (430, 4352), (512, 3655), (544, 3440), (640, 2924), (680, 2752), (688, 2720), (731, 2560), (860, 2176), (1088, 1720), (1280, 1462), (1360, 1376)]