26640320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1699}}^1$

素因数の和:1730

約数の個数: 84

約数和(自身を含む): 73837800

約数和(自身を除く): 47197480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1699, 1960, 2240, 3136, 3398, 3920, 6796, 7840, 8495, 11893, 13592, 15680, 16990, 23786, 27184, 33980, 47572, 54368, 59465, 67960, 83251, 95144, 108736, 118930, 135920, 166502, 190288, 237860, 271840, 333004, 380576, 416255, 475720, 543680, 666008, 761152, 832510, 951440, 1332016, 1665020, 1902880, 2664032, 3330040, 3805760, 5328064, 6660080, 13320160, 26640320]

約数ペア:

[(1, 26640320), (2, 13320160), (4, 6660080), (5, 5328064), (7, 3805760), (8, 3330040), (10, 2664032), (14, 1902880), (16, 1665020), (20, 1332016), (28, 951440), (32, 832510), (35, 761152), (40, 666008), (49, 543680), (56, 475720), (64, 416255), (70, 380576), (80, 333004), (98, 271840), (112, 237860), (140, 190288), (160, 166502), (196, 135920), (224, 118930), (245, 108736), (280, 95144), (320, 83251), (392, 67960), (448, 59465), (490, 54368), (560, 47572), (784, 33980), (980, 27184), (1120, 23786), (1568, 16990), (1699, 15680), (1960, 13592), (2240, 11893), (3136, 8495), (3398, 7840), (3920, 6796)]