87923920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157007}}^1$

素因数の和:157027

約数の個数: 40

約数和(自身を含む): 233627904

約数和(自身を除く): 145703984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 157007, 314014, 628028, 785035, 1099049, 1256056, 1570070, 2198098, 2512112, 3140140, 4396196, 5495245, 6280280, 8792392, 10990490, 12560560, 17584784, 21980980, 43961960, 87923920]

約数ペア:

[(1, 87923920), (2, 43961960), (4, 21980980), (5, 17584784), (7, 12560560), (8, 10990490), (10, 8792392), (14, 6280280), (16, 5495245), (20, 4396196), (28, 3140140), (35, 2512112), (40, 2198098), (56, 1570070), (70, 1256056), (80, 1099049), (112, 785035), (140, 628028), (280, 314014), (560, 157007)]