28169890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3761}}^1$

素因数の和:3882

約数の個数: 32

約数和(自身を含む): 58506624

約数和(自身を除く): 30336734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 3761, 7490, 7522, 18805, 26327, 37610, 52654, 131635, 263270, 402427, 804854, 2012135, 2816989, 4024270, 5633978, 14084945, 28169890]

約数ペア:

[(1, 28169890), (2, 14084945), (5, 5633978), (7, 4024270), (10, 2816989), (14, 2012135), (35, 804854), (70, 402427), (107, 263270), (214, 131635), (535, 52654), (749, 37610), (1070, 26327), (1498, 18805), (3745, 7522), (3761, 7490)]