12078640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21569}}^1$

素因数の和:21589

約数の個数: 40

約数和(自身を含む): 32096160

約数和(自身を除く): 20017520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21569, 43138, 86276, 107845, 150983, 172552, 215690, 301966, 345104, 431380, 603932, 754915, 862760, 1207864, 1509830, 1725520, 2415728, 3019660, 6039320, 12078640]

約数ペア:

[(1, 12078640), (2, 6039320), (4, 3019660), (5, 2415728), (7, 1725520), (8, 1509830), (10, 1207864), (14, 862760), (16, 754915), (20, 603932), (28, 431380), (35, 345104), (40, 301966), (56, 215690), (70, 172552), (80, 150983), (112, 107845), (140, 86276), (280, 43138), (560, 21569)]