5113640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2609}}^1$

素因数の和:2634

約数の個数: 48

約数和(自身を含む): 13389300

約数和(自身を除く): 8275660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2609, 5218, 10436, 13045, 18263, 20872, 26090, 36526, 52180, 73052, 91315, 104360, 127841, 146104, 182630, 255682, 365260, 511364, 639205, 730520, 1022728, 1278410, 2556820, 5113640]

約数ペア:

[(1, 5113640), (2, 2556820), (4, 1278410), (5, 1022728), (7, 730520), (8, 639205), (10, 511364), (14, 365260), (20, 255682), (28, 182630), (35, 146104), (40, 127841), (49, 104360), (56, 91315), (70, 73052), (98, 52180), (140, 36526), (196, 26090), (245, 20872), (280, 18263), (392, 13045), (490, 10436), (980, 5218), (1960, 2609)]