203435620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 440476848

約数和(自身を除く): 237041228

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 421, 653, 740, 842, 1306, 1684, 2105, 2612, 3265, 4210, 6530, 8420, 13060, 15577, 24161, 31154, 48322, 62308, 77885, 96644, 120805, 155770, 241610, 274913, 311540, 483220, 549826, 1099652, 1374565, 2749130, 5498260, 10171781, 20343562, 40687124, 50858905, 101717810, 203435620]

約数ペア:

[(1, 203435620), (2, 101717810), (4, 50858905), (5, 40687124), (10, 20343562), (20, 10171781), (37, 5498260), (74, 2749130), (148, 1374565), (185, 1099652), (370, 549826), (421, 483220), (653, 311540), (740, 274913), (842, 241610), (1306, 155770), (1684, 120805), (2105, 96644), (2612, 77885), (3265, 62308), (4210, 48322), (6530, 31154), (8420, 24161), (13060, 15577)]