19090700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 54

約数和(自身を含む): 43093596

約数和(自身を除く): 24002896

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 227, 290, 454, 580, 725, 841, 908, 1135, 1450, 1682, 2270, 2900, 3364, 4205, 4540, 5675, 6583, 8410, 11350, 13166, 16820, 21025, 22700, 26332, 32915, 42050, 65830, 84100, 131660, 164575, 190907, 329150, 381814, 658300, 763628, 954535, 1909070, 3818140, 4772675, 9545350, 19090700]

約数ペア:

[(1, 19090700), (2, 9545350), (4, 4772675), (5, 3818140), (10, 1909070), (20, 954535), (25, 763628), (29, 658300), (50, 381814), (58, 329150), (100, 190907), (116, 164575), (145, 131660), (227, 84100), (290, 65830), (454, 42050), (580, 32915), (725, 26332), (841, 22700), (908, 21025), (1135, 16820), (1450, 13166), (1682, 11350), (2270, 8410), (2900, 6583), (3364, 5675), (4205, 4540)]