127404620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6547}}^1$

素因数の和:6702

約数の個数: 48

約数和(自身を含む): 308017920

約数和(自身を除く): 180613300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 6547, 9730, 13094, 19460, 26188, 32735, 45829, 65470, 91658, 130940, 183316, 229145, 458290, 910033, 916580, 1820066, 3640132, 4550165, 6370231, 9100330, 12740462, 18200660, 25480924, 31851155, 63702310, 127404620]

約数ペア:

[(1, 127404620), (2, 63702310), (4, 31851155), (5, 25480924), (7, 18200660), (10, 12740462), (14, 9100330), (20, 6370231), (28, 4550165), (35, 3640132), (70, 1820066), (139, 916580), (140, 910033), (278, 458290), (556, 229145), (695, 183316), (973, 130940), (1390, 91658), (1946, 65470), (2780, 45829), (3892, 32735), (4865, 26188), (6547, 19460), (9730, 13094)]