19401100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1626

約数の個数: 36

約数和(自身を含む): 42450408

約数和(自身を除く): 23049308

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 1481, 2620, 2962, 3275, 5924, 6550, 7405, 13100, 14810, 29620, 37025, 74050, 148100, 194011, 388022, 776044, 970055, 1940110, 3880220, 4850275, 9700550, 19401100]

約数ペア:

[(1, 19401100), (2, 9700550), (4, 4850275), (5, 3880220), (10, 1940110), (20, 970055), (25, 776044), (50, 388022), (100, 194011), (131, 148100), (262, 74050), (524, 37025), (655, 29620), (1310, 14810), (1481, 13100), (2620, 7405), (2962, 6550), (3275, 5924)]