4385480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9967}}^1$

素因数の和:9989

約数の個数: 32

約数和(自身を含む): 10765440

約数和(自身を除く): 6379960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 9967, 19934, 39868, 49835, 79736, 99670, 109637, 199340, 219274, 398680, 438548, 548185, 877096, 1096370, 2192740, 4385480]

約数ペア:

[(1, 4385480), (2, 2192740), (4, 1096370), (5, 877096), (8, 548185), (10, 438548), (11, 398680), (20, 219274), (22, 199340), (40, 109637), (44, 99670), (55, 79736), (88, 49835), (110, 39868), (220, 19934), (440, 9967)]