5451880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19471}}^1$

素因数の和:19489

約数の個数: 32

約数和(自身を含む): 14019840

約数和(自身を除く): 8567960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 19471, 38942, 77884, 97355, 136297, 155768, 194710, 272594, 389420, 545188, 681485, 778840, 1090376, 1362970, 2725940, 5451880]

約数ペア:

[(1, 5451880), (2, 2725940), (4, 1362970), (5, 1090376), (7, 778840), (8, 681485), (10, 545188), (14, 389420), (20, 272594), (28, 194710), (35, 155768), (40, 136297), (56, 97355), (70, 77884), (140, 38942), (280, 19471)]