238355920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{270859}}^1$

素因数の和:270883

約数の個数: 40

約数和(自身を含む): 604559520

約数和(自身を除く): 366203600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 270859, 541718, 1083436, 1354295, 2166872, 2708590, 2979449, 4333744, 5417180, 5958898, 10834360, 11917796, 14897245, 21668720, 23835592, 29794490, 47671184, 59588980, 119177960, 238355920]

約数ペア:

[(1, 238355920), (2, 119177960), (4, 59588980), (5, 47671184), (8, 29794490), (10, 23835592), (11, 21668720), (16, 14897245), (20, 11917796), (22, 10834360), (40, 5958898), (44, 5417180), (55, 4333744), (80, 2979449), (88, 2708590), (110, 2166872), (176, 1354295), (220, 1083436), (440, 541718), (880, 270859)]