12888928210

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1\times {\mathrm{17909}}^1$

素因数の和:18906

約数の個数: 32

約数和(自身を含む): 23520844800

約数和(自身を除く): 10631916590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 911, 1822, 4555, 9110, 17909, 35818, 71969, 89545, 143938, 179090, 359845, 719690, 1414811, 2829622, 7074055, 14148110, 16315099, 32630198, 81575495, 163150990, 1288892821, 2577785642, 6444464105, 12888928210]

約数ペア:

[(1, 12888928210), (2, 6444464105), (5, 2577785642), (10, 1288892821), (79, 163150990), (158, 81575495), (395, 32630198), (790, 16315099), (911, 14148110), (1822, 7074055), (4555, 2829622), (9110, 1414811), (17909, 719690), (35818, 359845), (71969, 179090), (89545, 143938)]