1426640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 3515400

約数和(自身を除く): 2088760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1049, 1360, 2098, 4196, 5245, 8392, 10490, 16784, 17833, 20980, 35666, 41960, 71332, 83920, 89165, 142664, 178330, 285328, 356660, 713320, 1426640]

約数ペア:

[(1, 1426640), (2, 713320), (4, 356660), (5, 285328), (8, 178330), (10, 142664), (16, 89165), (17, 83920), (20, 71332), (34, 41960), (40, 35666), (68, 20980), (80, 17833), (85, 16784), (136, 10490), (170, 8392), (272, 5245), (340, 4196), (680, 2098), (1049, 1360)]