28547690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{433}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 54371520

約数和(自身を除く): 25823830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 347, 433, 694, 866, 1735, 2165, 3470, 4330, 6593, 8227, 13186, 16454, 32965, 41135, 65930, 82270, 150251, 300502, 751255, 1502510, 2854769, 5709538, 14273845, 28547690]

約数ペア:

[(1, 28547690), (2, 14273845), (5, 5709538), (10, 2854769), (19, 1502510), (38, 751255), (95, 300502), (190, 150251), (347, 82270), (433, 65930), (694, 41135), (866, 32965), (1735, 16454), (2165, 13186), (3470, 8227), (4330, 6593)]