11645440

素因数分解:

$2^9\times 5^1\times {\mathrm{4549}}^1$

素因数の和:4572

約数の個数: 40

約数和(自身を含む): 27927900

約数和(自身を除く): 16282460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4549, 9098, 18196, 22745, 36392, 45490, 72784, 90980, 145568, 181960, 291136, 363920, 582272, 727840, 1164544, 1455680, 2329088, 2911360, 5822720, 11645440]

約数ペア:

[(1, 11645440), (2, 5822720), (4, 2911360), (5, 2329088), (8, 1455680), (10, 1164544), (16, 727840), (20, 582272), (32, 363920), (40, 291136), (64, 181960), (80, 145568), (128, 90980), (160, 72784), (256, 45490), (320, 36392), (512, 22745), (640, 18196), (1280, 9098), (2560, 4549)]