136965980

素因数分解:

$2^2\times 5^1\times {\mathrm{2543}}^1\times {\mathrm{2693}}^1$

素因数の和:5245

約数の個数: 24

約数和(自身を含む): 287848512

約数和(自身を除く): 150882532

約数列:

[1, 2, 4, 5, 10, 20, 2543, 2693, 5086, 5386, 10172, 10772, 12715, 13465, 25430, 26930, 50860, 53860, 6848299, 13696598, 27393196, 34241495, 68482990, 136965980]

約数ペア:

[(1, 136965980), (2, 68482990), (4, 34241495), (5, 27393196), (10, 13696598), (20, 6848299), (2543, 53860), (2693, 50860), (5086, 26930), (5386, 25430), (10172, 13465), (10772, 12715)]