1154187920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{132361}}^1$

素因数の和:132483

約数の個数: 40

約数和(自身を含む): 2708126520

約数和(自身を除く): 1553938600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 132361, 264722, 529444, 661805, 1058888, 1323610, 2117776, 2647220, 5294440, 10588880, 14427349, 28854698, 57709396, 72136745, 115418792, 144273490, 230837584, 288546980, 577093960, 1154187920]

約数ペア:

[(1, 1154187920), (2, 577093960), (4, 288546980), (5, 230837584), (8, 144273490), (10, 115418792), (16, 72136745), (20, 57709396), (40, 28854698), (80, 14427349), (109, 10588880), (218, 5294440), (436, 2647220), (545, 2117776), (872, 1323610), (1090, 1058888), (1744, 661805), (2180, 529444), (4360, 264722), (8720, 132361)]