140539780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{47161}}^1$

素因数の和:47319

約数の個数: 24

約数和(自身を含む): 297120600

約数和(自身を除く): 156580820

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 47161, 94322, 188644, 235805, 471610, 943220, 7026989, 14053978, 28107956, 35134945, 70269890, 140539780]

約数ペア:

[(1, 140539780), (2, 70269890), (4, 35134945), (5, 28107956), (10, 14053978), (20, 7026989), (149, 943220), (298, 471610), (596, 235805), (745, 188644), (1490, 94322), (2980, 47161)]