16999720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3761}}^1$

素因数の和:3885

約数の個数: 32

約数和(自身を含む): 38598120

約数和(自身を除く): 21598400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3761, 4520, 7522, 15044, 18805, 30088, 37610, 75220, 150440, 424993, 849986, 1699972, 2124965, 3399944, 4249930, 8499860, 16999720]

約数ペア:

[(1, 16999720), (2, 8499860), (4, 4249930), (5, 3399944), (8, 2124965), (10, 1699972), (20, 849986), (40, 424993), (113, 150440), (226, 75220), (452, 37610), (565, 30088), (904, 18805), (1130, 15044), (2260, 7522), (3761, 4520)]