12561430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1291}}^1$

素因数の和:1444

約数の個数: 32

約数和(自身を含む): 26046720

約数和(自身を除く): 13485290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1291, 1390, 1946, 2582, 4865, 6455, 9037, 9730, 12910, 18074, 45185, 90370, 179449, 358898, 897245, 1256143, 1794490, 2512286, 6280715, 12561430]

約数ペア:

[(1, 12561430), (2, 6280715), (5, 2512286), (7, 1794490), (10, 1256143), (14, 897245), (35, 358898), (70, 179449), (139, 90370), (278, 45185), (695, 18074), (973, 12910), (1291, 9730), (1390, 9037), (1946, 6455), (2582, 4865)]