1347760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 3321216

約数和(自身を除く): 1973456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 991, 1360, 1982, 3964, 4955, 7928, 9910, 15856, 16847, 19820, 33694, 39640, 67388, 79280, 84235, 134776, 168470, 269552, 336940, 673880, 1347760]

約数ペア:

[(1, 1347760), (2, 673880), (4, 336940), (5, 269552), (8, 168470), (10, 134776), (16, 84235), (17, 79280), (20, 67388), (34, 39640), (40, 33694), (68, 19820), (80, 16847), (85, 15856), (136, 9910), (170, 7928), (272, 4955), (340, 3964), (680, 1982), (991, 1360)]