16320220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2711}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 40094208

約数和(自身を除く): 23773988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2711, 3010, 5422, 6020, 10844, 13555, 18977, 27110, 37954, 54220, 75908, 94885, 116573, 189770, 233146, 379540, 466292, 582865, 816011, 1165730, 1632022, 2331460, 3264044, 4080055, 8160110, 16320220]

約数ペア:

[(1, 16320220), (2, 8160110), (4, 4080055), (5, 3264044), (7, 2331460), (10, 1632022), (14, 1165730), (20, 816011), (28, 582865), (35, 466292), (43, 379540), (70, 233146), (86, 189770), (140, 116573), (172, 94885), (215, 75908), (301, 54220), (430, 37954), (602, 27110), (860, 18977), (1204, 13555), (1505, 10844), (2711, 6020), (3010, 5422)]