11179720

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1009}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 25270200

約数和(自身を除く): 14090480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1009, 1108, 1385, 2018, 2216, 2770, 4036, 5045, 5540, 8072, 10090, 11080, 20180, 40360, 279493, 558986, 1117972, 1397465, 2235944, 2794930, 5589860, 11179720]

約数ペア:

[(1, 11179720), (2, 5589860), (4, 2794930), (5, 2235944), (8, 1397465), (10, 1117972), (20, 558986), (40, 279493), (277, 40360), (554, 20180), (1009, 11080), (1108, 10090), (1385, 8072), (2018, 5540), (2216, 5045), (2770, 4036)]